Additional Security with Grommets: Put the backflow cover on your pipe and close it with hook&loop; In addition, the sealing ring can also be locked with a chain to prevent theft and increase security.
High quality insulation is maintained and your system is effectively protected with the very sticky hook&loop of the backflow cover, ensuring a firm closure. This guarantees both security and efficiency.
Product Size: The backflow protection cover measures 13"lenght x 12"wide; We recommend that backflow preventers be measured before purchasing them to ensure the best fit
5 Layers Materials: The Backflow Cover is made of 5 layers of material, the outermost layer is waterproof heavy 600d Oxford cloth, followed by 2 layers of silk wool and 2 layers of silver-coated cloth. Double splicing for maximum safety, with excellent waterproof and insulation effects. Make sure the reflux/irrigation/lawn sprinkler system is resistant to all forms of inclement weather
Perfect Design: Our backflow insulation pouch are specially designed for Pressure Vacuum Breaker and can perfectly match it; Protect your faucet from bad weather such as heavy snow and strong sunlight