Home»Home Improvement » Best Backflow Preventer Insulated Covers For Your Home
If you are in search of a reliable and affordable backflow preventer insulated cover, then you have come to the right place. Here, we will provide you with all the necessary details that will help you make an informed decision. Backflow preventers are devices that are installed in order to keep water from flowing backwards into your home or business. They are commonly used in residential and commercial settings, and are often required by local building codes. While most backflow preventers are designed to be durable and long-lasting, they can still be subject to wear and tear over time. This is why it is important to invest in a good quality backflow preventer insulated cover.
There are many different types of backflow preventer insulated covers on the market, and each one has its own set of features and benefits. In order to find the best cover for your needs, it is important to consider your budget, the level of protection you require, and the specific dimensions of your backflow preventer. With so many different options available, you should have no trouble finding the perfect cover for your needs.
Why Backflow Preventer Insulated Cover Is Necessary?
Backflow preventer insulated covers are necessary to protect against freezing temperatures and ice buildup. They help keep the backflow preventer from damage and wear, as well as keep it from becoming frozen and unable to function properly. In addition, backflow preventer insulated covers can also reduce noise levels associated with backflow events.
Our Top Picks For Best Backflow Preventer Insulated Cover
Backflow Preventer Insulation Cover for Winter Freeze Protection, for Outdoor Pipe/ Irrigation Backflow Valve/ Sprinkler Valve- 16.5”W x 20”H
Best Backflow Preventer Insulated Cover Guidance
Backflow Preventers Protection, 16”W x 20”H Backflow Winter Cover, Insulated Cover Pouch for Irrigation Backflow Valve, Sprinkler Valves in Snow or Sun Exposure, Winterizing Backflow Preventers – Sand
Backflow preventers are essential in protecting your plumbing system from contaminated water. But during the winter, these devices are susceptible to freezing and bursting. To prevent this from happening, you need a backflow preventer winter cover.
Our backflow preventer winter cover is made of heavy-duty 600D Oxford fabric and industrial grade insulation EVA rubber foam. It is triple stitched for maximum security and has both waterproof and insulation properties. This cover is also UV resistant, so it will protect your backflow preventer from the sun’s harmful rays.
This cover is designed to fit most backflow preventers up to 14” wide. It is available in sand color, which will match the color of most houses and blend in with the limestone wall.
To install, simply put the cover on your backflow preventer and close it with the Velcro strips. No tools or screws are required. And because the cover is light-weight and easy to handle, it can be installed by one person.
Our backflow preventer winter cover is an essential piece of equipment for any home or business owner with a backflow preventer. It will protect your backflow preventer from the harsh winter weather and keep your plumbing system
Common Questions on Backflow Preventers Protection, 16”W x 20”H Backflow Winter Cover, Insulated Cover Pouch for Irrigation Backflow Valve, Sprinkler Valves in Snow or Sun Exposure, Winterizing Backflow Preventers – Sand
• What is a backflow preventer?
A backflow preventer is a device that helps to keep water from flowing backward into a drinking water supply.
• What is a backflow winter cover?
A backflow winter cover is a cover designed to keep a backflow preventer from freezing in cold weather.
• What is an insulated cover pouch for irrigation backflow valve?
An insulated cover pouch for an irrigation backflow valve helps to keep the valve from freezing in cold weather.
• What are sprinkler valves in snow or sun exposure?
Sprinkler valves in snow or sun exposure are valves that are designed to be used in areas where there is a risk of the ground freezing.
• How do you winterize a backflow preventer?
You can winterize a backflow preventer by draining it of water and then covering it with a backflow winter cover.
Why We Like This
• 1) Protects backflow systems from freezing, bursting, and blowouts• 2) Insulated and waterproof• 3) Easy to setup• 4) Matches the color of most houses• 5) Sturdy and durable
Additional Product Information
Backflow Preventer Insulation Cover for Winter Freeze Protection, for Outdoor Pipe/ Irrigation Backflow Valve/ Sprinkler Valve- 16.5”W x 20”H
When it comes to protecting your irrigation system from the winter cold, a backflow preventer insulation cover is the way to go. This heavy-duty, five-layer thick material pouch is durable and resistant to all bad weather, with a bottom velcro seal that keeps everything well insulated. Grommets provide extra security, keeping the pouch in place. Backflow insulation cover size: 165”W x 20”H.
Common Questions on Backflow Preventer Insulation Cover for Winter Freeze Protection, for Outdoor Pipe/ Irrigation Backflow Valve/ Sprinkler Valve- 16.5”W x 20”H
• What is a backflow preventer?
A backflow preventer is a device that is installed in a plumbing system to protect the water supply from contamination or pollution.
• How does a backflow preventer work?
Backflow preventers work by creating a physical barrier between the water supply and the contaminated water. This barrier prevents the contaminated water from flowing back into the clean water supply.
• What are the benefits of using a backflow preventer?
Backflow preventers offer many benefits, including protecting the quality of the water supply, preventing contamination of the water supply, and saving water by preventing water from being wasted through backflow.
• Why is it important to have a backflow preventer installed?
Backflow preventers are important because they protect the quality of the water supply. By preventing contamination of the water supply, backflow preventers help to ensure that people have access to safe, clean drinking water.
• What are some of the potential dangers of not having a backflow preventer installed?
Some of the potential dangers of not having a backflow preventer installed include contamination of the water supply, backflow
Why We Like This
• 1) Perfect solution to protect irrigation system/sprinkler valve/pipes/backflow valve from the sun, and prevent from freezing• 2) Our insulation pouch open up on one side and bottom with Velcro making it easy to cover pipes that even go into the wall• 3) Heavy duty insulated cover, five layer thick material, durable and resisting all bad weather• 4) The velcro at the bottom seals strong to keep everything well insulated• 5) Grommets provides extra security, keep the pouch in place
Additional Product Information
Backflow Preventer Insulation Cover for Winter Outdoor Pipe Freeze Protection – Multi-use Water resistant Pouch for Irrigation Water Sprinkler Valve Box, Meter or Controller (20″x 16″)
Backflow preventer insulation cover for winter outdoor pipe freeze protection – multi-use water resistant pouch for irrigation water sprinkler valve box, meter or controller (20″x 16″).
Our backflow cover filled with 3M Thinsulate insulation to guard against sub freezing temperatures, wind, rust and water. This material is mostly used for down jacket which can keep warm but keep the moist out. And the outer water-repellent oxford fabric keep your gears dry.
Save high repair costs – our outdoor pipe insulation protects your backflow pipe systems from freezing, bursting and blowouts due to the severe weather conditions like snow, rain, wind and sun exposure heating. Avoid expensive cost for valve replacing and repair every year with this sprinkler cover.
Double secure system – put the pipe covers on your pipes and close it with the velcro strips & loop. No more tools and screws. Keep your pipe bag in place. No worry dogs to get it away and the wind blowing it away. Velcro at the bottom allows you to open and close freely. It is very easy to setup.
Measure before purchase – the outer sizes of cover protector measures about of 16 x 20x 23 inches (width/ height/ thickness). Fit up
Common Questions on Backflow Preventer Insulation Cover for Winter Outdoor Pipe Freeze Protection – Multi-use Water resistant Pouch for Irrigation Water Sprinkler Valve Box, Meter or Controller (20″x 16″)
• What is a Backflow Preventer Insulation Cover?
A Backflow Preventer Insulation Cover is a water resistant pouch that is placed over an irrigation valve box, meter or controller to protect it from freezing temperatures.
• How does the Backflow Preventer Insulation Cover work?
The Backflow Preventer Insulation Cover works by trapping heat inside the pouch, thus keeping the devices inside from freezing.
• Why is the Backflow Preventer Insulation Cover necessary?
The Backflow Preventer Insulation Cover is necessary because freezing temperatures can damage or even destroy irrigation valves, meters and controllers.
• How long will the Backflow Preventer Insulation Cover last?
The Backflow Preventer Insulation Cover will last for many years with proper care.
Why We Like This
• Made with 3M Thinsulate insulation to guard against sub freezing temperatures, wind, rust, and water• Water resistant outer oxford fabric• Velcro strips and loop keep cover in place• Bottom Velcro allows for easy opening and closing• Fits up to 14” wide backflow valves systems
Quoyiyo Outdoor Backflow Preventer Insulation Cover -Insulated Pouch for Winter Pipe Freeze Protection, Winter Pipe, Backflow System, Water Sprinkler Valve Box, Meter or Controller (30″W x 26″H,Black)
If you’re looking for an easy way to protect your backflow pipe system from freezing, bursting, and blowouts, then the Quoyiyo Outdoor Backflow Preventer Insulation Cover is the perfect solution. Made of durable industrial grade 600D PVC coated waterproof insulation Oxford material, it’s tough enough to withstand the most severe weather conditions, yet lightweight and easy to install. Just place it over your backflow valve system and you’re good to go. Plus, the Velcro bottom makes it easy to remove for cleaning or maintenance. And if you’re not satisfied with this product, we offer a full refund or free replacement. So buy with confidence.
Common Questions on Quoyiyo Outdoor Backflow Preventer Insulation Cover -Insulated Pouch for Winter Pipe Freeze Protection, Winter Pipe, Backflow System, Water Sprinkler Valve Box, Meter or Controller (30″W x 26″H,Black)
• What is the dimensions of the cover?
The cover is 30″W x 26″H.
• Does the cover come in different colors?
The cover is only available in black.
• What is the cover made of?
The cover is made of an insulated material.
• What is the cover used for?
The cover is used for pipe freeze protection, winter pipes, backflow systems, water sprinkler valve boxes, and controllers.
Why We Like This
• 1. Protects backflow pipe systems from freezing, bursting, and blowouts• 2. Durable industrial grade 600D PVC coated waterproof insulation Oxford material• 3. Easy to install with velcro at the bottom and grommet for increased security• 4. Measures 30” W x 26” H• 5. Comes with a satisfaction guarantee
CODACE Backflow Preventer Insulation Cover, Insulated Pouch for Winter Pipe Freeze Protection, Irrigation Backflow Valve Outside, Outdoor Faucet Covers, Waterproof Sprinkler Valve System Cover (24×24)
CODACE Backflow Preventer Insulation Cover, Insulated Pouch for Winter Pipe Freeze Protection, Irrigation Backflow Valve Outside, Outdoor Faucet Covers, Waterproof Sprinkler Valve System Cover (24×24) will help you save your water supply equipment from snow, rain, wind, and even intense heat, especially during the winter freezing days. No more irrigation backflow explosions, and avoid expensive cost for replacing and repair every year.
This backflow preventer insulation cover is made of thickened oxford fabric and filled with insulated heated cotton in the middle, thus has good heat preservation and waterproof effect, and is also resistant to wear or tear. It can be used repeatedly for a long time, perfect for outdoor use and can handle harsh weather conditions.
The black color of the cover absorbs heat more easily and resists dirt. Its simple and generous appearance can better match your yard or house. In white winter, you can easily find the location of the backflow preventer. The reflective strip will help you accurately identify the location of outdoor faucet or sprinkler system and avoid bumping in the dark.
There are no complicated installation procedures. Just put the insulated pouch on the sprinkler system, backflow
Common Questions on CODACE Backflow Preventer Insulation Cover, Insulated Pouch for Winter Pipe Freeze Protection, Irrigation Backflow Valve Outside, Outdoor Faucet Covers, Waterproof Sprinkler Valve System Cover (24×24)
• What is a backflow preventer insulation cover?
A backflow preventer insulation cover is a device that is installed on a water pipe to prevent backflow of water.
• What is an insulated pouch for winter pipe freeze protection?
An insulated pouch for winter pipe freeze protection is a pouch that is installed around a water pipe to prevent the pipe from freezing.
• What is an irrigation backflow valve?
An irrigation backflow valve is a valve that is installed on an irrigation system to prevent backflow of water.
• What is an outdoor faucet cover?
An outdoor faucet cover is a cover that is installed over an outdoor faucet to protect it from the elements.
• What is a waterproof sprinkler valve system cover?
A waterproof sprinkler valve system cover is a cover that is installed over a sprinkler valve system to protect it from water.
Why We Like This
• 1. Excellent waterproof and insulated performance• 2. Protects against snow, rain, wind, and even intense heat• 3. Made of thickened oxford fabric and filled with insulated heated cotton• 4. Simple and generous appearance• 5. Easy to install with adjustable drawstring
Benefits of Backflow Preventer Insulated Cover
A backflow preventer is a mechanical device that is installed in a plumbing system to protect against the backflow of contaminated water into the potable (drinking) water supply.
Backflow can occur when there is a drop in water pressure on the main supply line, allowing dirty water from toilets, sewers, and other sources to flow back into the clean water supply. This can contaminate drinking water and cause serious health problems.
Installing a backflow preventer is the best way to protect your home or business from contaminated water. There are many different types of backflow preventers available on the market, but they all serve the same purpose – to keep your drinking water safe from contamination.
Buying Guide for Best Backflow Preventer Insulated Cover
When shopping for a backflow preventer insulated cover, it is important to consider the following factors:
-The size of the unit. Make sure to measure the width and height of your backflow preventer before purchasing a cover.
-The type of insulation. Some covers are made with Reflectix, which reflects heat away from the unit, while others are made with fiberglass or other materials that provide insulation without reflecting heat.
-Ease of installation. Some covers come with zippers or Velcro closures, while others must be taped or bolted into place. Consider how easy the cover will be to install before making your purchase.
-Durability. Backflow preventer covers are exposed to the elements and need to be able to withstand sun, rain, snow, and wind. Make sure to choose a cover that is made from durable materials such as vinyl or polyester.
Frequently Asked Question
1) What is the best backflow preventer insulated cover for your home?
There is no definitive answer to this question as it depends on a number of factors, including the specific backflow preventer model, the climate and weather conditions in your area, and your personal preferences. Some backflow preventer covers are made of rigid materials such as plastic or metal, while others are made of flexible materials such as fabric. Some covers are designed to be used all year round, while others are only meant for use during cold weather months. Ultimately, the best backflow preventer insulated cover for your home will be the one that meets your specific needs and requirements.
2) What are the benefits of using a backflow preventer insulated cover?
The main benefit of using a backflow preventer insulated cover is to protect the backflow preventer from freezing. This is especially important in areas where the temperature gets below freezing. The insulated cover will keep the backflow preventer from freezing and breaking, which could cause serious damage to your home or business.
3) How can a backflow preventer insulated cover help save you money?
A backflow preventer can help save you money by preventing your pipes from freezing in the winter. By insulating your backflow preventer, you can keep your pipes from freezing and bursting, which can save you a lot of money in repairs.
4) How easy is it to install a backflow preventer insulated cover?
Assuming you have all the necessary tools, a backflow preventer insulated cover can be installed relatively easily. The most challenging part may be lifting the cover onto the backflow preventer, depending on the size and weight of the cover.
5) What are some of the top rated backflow preventer insulated covers?
Some factors to consider when choosing a backflow preventer insulated cover include the size of the unit, the type of insulation, the climate in which it will be used, and the price.
In conclusion, the best backflow preventer insulated cover is an important purchase for any homeowner. It is a small investment that can save you a lot of money in the long run by preventing water damage to your home. This product is easy to install and use, and it comes with a money-back satisfaction guarantee.
What is the most effective backflow preventer? ›
The Double Check Valve Assembly (DCVA) and the Reduced Pressure Zone Assembly (RPZA) are the most used backflow preventers for fire protection systems, but I will discuss all the most common backflow preventers used in plumbing systems. An air gap is the most effective type of backflow prevention.Does backflow preventer need to be insulated? ›
Pressure device assembly systems and backflow devices help keep pollutants from irrigation systems and keep potable water supplies safe. Backflow preventers can freeze when temperatures drop below freezing, though, so insulating them ahead of time is a wise idea.Where is the best place to put a backflow preventer? ›
You should have your backflow prevention assembly installed inside an above-ground enclosure. It's the safest and most cost-effective place to put it. Installing your backflow preventer above ground in an outdoor enclosure allows you to protect your backflow preventer and maintain easy access to it.What are the four types of backflow preventers? ›
- Atmospheric Vacuum Breaker (AVB)
- Double Check Valves (DCV)
- Double Check Detector Assembly (DCDA)
- Reduced Pressure Zone Device (RPZ)
Unfortunately, backflow preventers have precise and integral components that can be easily damaged by the forces of frozen water. Be prepared to protect your backflow preventers when the temperature drops below 32 degrees…or be prepared to repair and replace all the valves in your system.Do pipes under the house need to be insulated? ›
Insulating the Pipes in Your Crawlspace Can Prevent Them from Freezing. With colder months approaching, insulating your pipes can help protect your home against time-consuming and costly repair issues. There are many modifications you can make, but when it comes to your crawlspace, this area can be overlooked.How long do backflow preventers last? ›
The backflow devices are considered “non-testable” and the only required maintenance is rebuild or replacement of the device once every five years.What is a backflow blanket? ›
The Backflow Blanket is designed to protect the backflow from the elements. Insulated blankets for backflow devices help protect against sudden cold snaps.Can a plumber install a backflow preventer? ›
A licensed contractor, plumber, backflow professional, or the property owner can install the device.Should valves be insulated? ›
Protect your pipes from frost
Reducing energy costs is high on every business's agenda. So by insulating your pipes you won't be heating wasted spaces. Steam Valves & Traps, Heat Exchangers, PRV (steam pressure-reducing valve (PRV) stations, Flanges and are just some systems that should require insulation covers.
What happens when a backflow preventer freezes? ›
The process to repair your backflow preventer if it has sustained freeze damage is very easy, so long as the housing of the device did not crack under the pressure. It's most likely that the bonnet and poppet assembly within the device broke under the pressure from the frozen water.How much does it cost to install 2 backflow preventers? ›
The typical cost of installing a backflow preventer is $300-$400, according to 2022 research. On average, a high-level backflow preventer costs $800-$1000, whereas a low-level backflow preventer costs somewhere between $130 and $200.Should you remove backflow preventer in winter? ›
If there are unions at ground level you can remove the backflow preventer. If there are no unions, you will need to insulate the backflow preventer so it can't freeze. If you choose not to remove your backflow preventer, please view the video below to protect your backflow preventer from damage.Can I install a backflow preventer myself? ›
You can install a sewer backflow preventer by yourself for as little as $35 if you have the tools necessary to get the job done. However, the layout of your home could drive the price up.Are backflow preventers worth it? ›
Water backflow prevention is an aspect of plumbing that can sometimes get forgotten, but it is crucial. Without a water backflow preventer, water can flow in either direction, which is a significant hazard for contamination.Do backflow preventers get clogged? ›
A preventer can provide years of service without any problem, but if either of the two check valves inside the device becomes clogged with debris or a mineral buildup, it spits water into an open-ended vertical pipe.At what temperature will pipes begin to freeze? ›
The temperature of the pipe
If the temperature falls to 32 degrees or lower, your pipes are likely to freeze.
As a general rule of thumb, in order for your home's water pipes to freeze, the outside temperature needs to be below 20 degrees, for a total of at least six consecutive hours.What temperature should I winterize my house? ›
Keep Your Home and Plumbing Warm
Set the temperature at 55°F or higher to help keep the interior of the floor and wall cavities, where the water piping is likely located, above freezing temperatures. Keeping room and cabinet doors open can also help heat to circulate and warm the areas where pipes are located.
- Insulate pipes. Pipe insulation in your home's crawl spaces and attic helps even if you live in a climate where freezing is uncommon. ...
- Use heat tape or heat cables. ...
- Seal leaks. ...
- Secure outdoor hoses, valves and faucets. ...
- Let water drip. ...
- Adjust the thermostat. ...
- Open cabinet doors.
What is the best insulation to keep pipes from freezing? ›
For many residential plumbing applications a PE pipe insulation product like Tubolit® and Tundra® is the perfect option. Economical and easy to install, PE foam insulation will prevent pipes from freezing and keep hot pipes hot and cold pipes cold.How do you heat a crawl space to keep pipes from freezing? ›
Move around your crawl space and apply heating tape on pipes. There are heating tapes that have to be added and removed according to the temperatures. However, you can also opt for heating tapes that automatically turn on and off by determining the temperatures.What are the two types of backflow preventers? ›
Backflow preventers generally come in two different types: backflow prevention devices and backflow prevention assemblies.What single item at home causes the most incidents of backflow? ›
Sewage. Sewage is the most widespread backflow contaminant. One reason sewage is so common is that every building needs a plumbing system to distribute potable water.What causes a backflow preventer to fail? ›
There are many regional conditions that can shorten the working life of a backflow preventer. Conditions such as excessive pressure, water quality, temperature or turbidity can all cause the assembly to deteriorate in its performance.How often should you wash backflow protectors? ›
It is not necessary to wash the backflow protector after each use. However, it is recommended that the protector and membranes be taken apart and placed on a clean surface. This allows any moisture or condensation to dry.How high should a backflow be off the ground? ›
Backflow preventers installed inside must be a minimum distance of twelve (12) inches above the floor, and no higher than four (4) foot above the floor, with adequate clearance around the backflow preventer for testing and/or repair.Is a backwater valve the same as a backflow preventer? ›
A backwater valve is a backflow prevention device used to prevent outbound water through a dwelling's drain pipes from re-entering -- "back flowing"—into a home. The valve contains a flap that allows water to exit the home, but closes to prevent the back flow into the home.Does every house have a backflow preventer? ›
Does your home require a backflow prevention device? For most people, the conventional answer is “no.” Backflow preventers are generally thought to only be required for businesses, and yet your home may very well have one as well.Does a backflow affect water pressure? ›
It signifies that there is some trouble on the line and could be a good indication that your lines are having a backflow problem. It is one of the Possible Causes of Low Water Pressure.
Is insulation enough to keep pipes from freezing? ›
While insulated pipes are better than pipes with no protection, they're not the best solution to achieve full frost prevention during the winter months. In fact, pipes in unheated areas such as basements, garages and attics are still at risk of cracks and bursts even with proper pipe insulation.Does insulating pipes prevent freezing? ›
Insulating your water pipes is great way to prevent frozen pipes when the temperatures drop in the winter months. Even in more moderate climates, when freezing temperatures are infrequent, pipe insulation can help limit heat loss and condensation as water travels through your plumbing.Which plumbing pipes should be insulated? ›
When preventing freezing is the goal, insulate both the hot- and cold-water pipes. Hot water pipes can also freeze unless water is actively running through them. If the goal is to lower water-heating costs, then it's wise to insulate hot water pipes wherever you have access to them.How much pressure do you lose from a backflow preventer? ›
When water begins to flow, the bypass check opens and the meter begins to register. When the pressure drop across the valve approximates 1.5psi (10.3 kPa), the mainline check opens and allows full flow of water.How long does it have to be below freezing for pipes to burst? ›
Pipes are most likely to burst when exposed to below-freezing conditions for six hours or more, which can happen throughout winter and early spring. Burst pipes could lead to a disaster, bringing severe water damage to your home.How do I know if my backflow preventer is broken? ›
Water Quality Is off
- A bad smell.
- Discolored water.
- Particles in the water.
- A strange taste.
What is the only way to prevent backflow in drainage and sewage pipes? Answer: C - An air gap is the only way to prevent backflow in drainage and sewage systems. This prevents harmful bacteria from seeping into sinks and other water receptacles in the restaurant.How do I protect my backflow preventer? ›
Enclose the back- flow preventer within a protective cage. The cage should be secured or mounted to the ground. Have the cage spot-welded to the bolts to prevent theft. Paint your backflow preventer blue or spray with truckbed liner coating to decrease its scrap value.What is the 100% safe method for backflow prevention? ›
An air gap is a 100% sure way to prevent backflow. This is a physical space between a safe water outlet and a source of unsafe water.What is the easiest way to prevent backflow? ›
Air Gap: The easiest way to prevent backflow of water is to install an air gap. The air gaps must be twice the diameter of the pipe and not less than 1 inch. Air gap is an unobstructed, vertical space between the water supply and the flood rim of the receptacle.
What appliances are susceptible to backflow? ›
There are many other appliances – for example baths, showers, washing machines, even swimming pools that are potentially a backflow or back siphonage risk. Ensuring the correct level of prevention or protection is in place is key.How long do backflow devices last? ›
The backflow devices are considered “non-testable” and the only required maintenance is rebuild or replacement of the device once every five years.What are 2 ways to prevent backflow? ›
- Air gaps. By using a vertical air-gap, air gaps prevent water from flowing back into the dispensing system. ...
- Atmospheric Vacuum Breakers. ...
- Pressure Vacuum Breakers. ...
- Check Valves. ...
- Reduced Pressure Principle Assemblies.
The life expectancy of a backflow preventer is five to 10 years.Do backflow preventers have to be above ground? ›
RP's must be installed above ground. Backflow preventers installed inside must be a minimum distance of twelve (12) inches above the floor, and no higher than four (4) foot above the floor, with adequate clearance around the backflow preventer for testing and/or repair.What is backwater valve prohibited? ›
Installation of a check valve on your home's main sewer line is prohibited because it would stop the air circulation needed to vent the plumbing system.Where a backwater valve is located in a house? ›
If you aren't sure, take a look around your basement — backwater valves are usually located in the floor and have a cover that can easily be removed for maintenance. The cover itself is likely round, but there may also be a rectangular panel on top. If you have a sump pump, the backwater valve is likely close by.How much do backwater valves cost? ›
A backwater valve works by temporarily blocking your drain with a small flap to stop the sewage from flooding your home. The cost to install a backwater valve on a sewer line can range from $10,000 to $15,000+, but the price depends on the following factors: The company or contractor you hire.