SIZE - 4 size in total: 16*20in, 24*24in, 24*30in, 30*30in. Fit up to different backflow valves system. Please measure the pipe size before purchase.
MATERIAL - Made of durable 600D PVC coated waterproof insulation Oxford material that is scratch-resistant, durable, stain and wear resistant. We specially selected Sorona fiber from DuPont as filler, which is more expensive than other fillers, as it is tested and proven to be hypoallergenic, soft and safe.
PROTECT BACKFLOW VALVES SYSTEM IN BAD WEATHER - ESINGMILL Backflow Insulation Cover has good waterproof and heat insulation properties, ultraviolet light and frozen snow does not cause harm to device under three layers material protection.
EASY TO INSTAL - Put the insulated cover over the faucet pipe and close it with the velcro strips at the bottom. No other tools and screws need. The grommets can be locked by Chain to prevent being taken away by theft, increasing security.
REDUCE MAINTENANCE COSTS - Protects your backflow pipe systems from freezing, bursting and blowouts due to the severe weather conditions like snow, rain, wind and sun exposure heating, helping you avoid expensive repairs costs and reduce maintenance cost.