Product Size: The dimensions of the backflow protection cover are 13" in length and 12" in width; We suggest measuring your backflow preventers prior to buying to guarantee a proper fit.
Secure and Efficient Insulation: The hook&loop of the backflow cover is very sticky and ensures a very firm closure, maintaining high quality insulation and effectively protecting your system
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.
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
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