Comprehensive protection: This winter sprinkler cover is designed with an Lshaped opening to provide complete coverage for backflow preventers and pipe installations, safeguarding your equipment against harsh winter conditions. 5layer insulation: Made from waterproof 600D Oxford cloth, two layers of thickened PP cotton, and two layers of insulation aluminum foil, it delivers strong thermal protection against freezing temperatures. fit: Measures 34x32 cm and fits most standard faucets. Measure your pipe size before to ensure a snug fit with extra space for insulation. Quick installation: Simply place the cover over the faucet, seal it, and secure with the included cable tie for a reliable hold. Practical applications Winterize outdoor hose bibs and irrigation backflow preventers to prevent freezing in cold climates. Protect exposed faucet connections on garden sheds, garages, or outdoor walls from ice buildup and moisture intrusion. Provide temporary protection for pipe installations during storage or extended cold snaps when a quick, secure cover is needed.