Backflow Preventer Valve Insulation Cover, 16"X20" Winter Pipe Insulation Sprinkler Valve Cover (5°F), Outdoor Winter Freeze Protection Compatible with Zurn Wilkins 720A Pressure Vacuum Breaker

Backflow Preventer Insulated Pouch (5F) - Pressure Vacuum Breaker Cover - Winter Water Well Pump and Sprinkler Valve Insulation - Protects From Severe Snow and Intense Sun

• 【Durable 3-Layer Protection】 Made of 600D Oxford cloth, thickened sponge interlayer and coated aluminum foil lining to provide excellent heat insulation, waterproof, wear resistance and durability.
• 【All-Weather Freeze Protection】 Designed for winter use, this insulation cover protects your sprinkler valve and PVB from freezing, snow, rain, and strong winds, ensuring reliable operation even in extreme cold as low as 5°F.
• 【Perfect Fit for Zurn Wilkins 720A】 Sized at 16" x 20", this insulated cover is compatible with Zurn Wilkins 720A Pressure Vacuum Breaker and most standard outdoor backflow preventers, offering universal protection.
• 【Waterproof & Windproof Design】 The heavy-duty Oxford fabric blocks rain and snow, while the secure fit prevents cold air and moisture from damaging your pipes and valves.
• 【Easy to Use & Reusable】 Simply slip the cover over your outdoor sprinkler system or backflow preventer for quick winterization. Durable enough for multiple seasons, saving you repair costs year after year.