TOHONFOO Backflow Preventer Pipe Insulation Cover (5°F) - Irrigation Sprinkler Valve Insulated Pouch - Water Well Pump Cover

4.7 4.7 out of 5 stars | 600 ratings

Price: 15.99

Last update: 01-23-2026


About this item

  • 【5 Layers Design Insulation & Waterproof】Made of 1 Layer of Waterproof Heavy Duty 600D Oxford Fabric, 2 Layers of Cotton Insulation, and 2 Layers PE Sliver Coated Cloth that make it guard against severe weather. Our sprinkler cover for outside is engineered to endure freezing temperatures as low as 5 degrees. We recommend draining the system to winterize or prevent unknown cold weather.
  • 【Measure Before Purchase】The size of this sprinkler backflow cover for winter is 16"W x 20"H (Outside Dimension) . Due to the thickness of our cover itself and considering the thickness of the equipment, it is recommended to increase the width and height by 3 inches or more of extra space. Please choose the appropriate size based on your device!
  • 【Avoid High Repair Costs】Protects your backflow pipe systems from freezing, bursting, and blowouts due to severe weather conditions like snow, rain, wind, and sun exposure heating. Avoid expensive costs of valve replacement and repair every year.
  • 【Easy To Install and Stay Sturdy】Put the cover on your backflow preventer and pipes then close it with the Velcro Strips. We also prepared some extra nylon ties to fix it and keep your insulated pouch in place. The grommets also can be locked by Chain to prevent being taken away by theft, increasing security.
  • 【Multipurpose】Our Pipe Insulation Cover works well as a Back Flow Preventer Cover, Sprinkler System Cover, Irrigation System Cover, Well Head Cover Vacuum Breaker Cover, Hose Bib Cover, Well Filter Cover, etc. Protect your device from Severe Snow and Intense Sun.

Product information

Item details
Brand NameTOHONFOO
ManufacturerTOHONFOO
Customer Reviews
4.74.7 out of 5 stars(600)

4.7 out of 5 stars
Best Sellers Rank
  • See Top 100 in Tools & Home Improvement
  • Pipe Insulation
ASINB0CDPSPBVM
Item Type NameBackflow Preventer Cover Insulated
Included ComponentsShade protector
Item Height0.1 centimeters

Warranty & Support

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TOHONFOO Backflow Preventer Pipe Insulation Cover (5°F) - Irrigation Sprinkler Valve Insulated Pouch - Water Well Pump Cover - Sturdy 5 Layers for Winter Freeze Protection, 16" W x 20" H, Beige

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Measurements
CoverageProtection from severe weather conditions and freezing temperatures
Item Dimensions L x W16"W
User guide
Recommended Uses For ProductWinter freeze protection for outdoor water and irrigation systems
Additional details
Material TypePolyethylene (PE)

Top reviews from the United States

  • Great Quality and Perfect for Winter
    Very satisfied with this product! It fits perfectly over my backflow preventer and keeps it well protected during cold weather. The material feels durable and weather-resistant. It was easy to install and has worked great so far in winter temperatures. Definitely recommend it for anyone wanting to protect their pipes from freezing!
  • Quality
    Fit our water perfectly and has kept everything from freezing. Very heavy and thick but easily installed and was very well built. High quality.
  • Practical and Effective: Backflow Preventer Pipe Insulation Cover
    The Backflow Preventer Pipe Insulation Cover is a must-have for protecting outdoor pipes during colder months. It’s well-insulated and provides great coverage to keep the pipes safe from freezing. The cover is easy to install, with a secure fit that stays in place, even in windy conditions.

    It’s a simple yet highly effective solution for preventing damage to your plumbing, and I appreciate the peace of mind it brings. If you’re looking for a reliable way to insulate your backflow preventer, this cover is an excellent choice!
  • High quality to protect pipes
    Easy to use and high quality
  • Nice quality! Protect your pipes!
    Perfect pipe protector!! Has to return first one was way too small. So be careful on your measurements and maybe go a slight bit larger to be safe. Decent value for the money. Thickness is terrific for winter and should protect my swimming pool pvc pipes and prevent water from freezing over the winter
  • Easy Install - Rugged
    Easy to install, but measure carefully and leave yourself the 2-3” extra on both sides. Material appears to be well made and rugged.
  • Works Great
    Works great and an easy install.
  • We live in Charleston SC, if you're further north you may want to add a heater
    Fits very well, looks well made. Made it through two 20 degree days without a problem.

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