Features 1、Designed for Winter: The backflow insulated cover is specifically designed for outdoor backflow devices during winter. It effectively keeps warmth in, preventing freezing and frost cracking. 2、Water and Frost Resistant: The cover effectively isolates your equipment from cold external air and water. This provides thermal protection for your equipment during the cold season, preventing frost cracking and damage. 3、Widely Used: This protection cover is designed to protect various devices including pressure release valves and sprinklers from freezing and liquid cooling too quickly. This ensures that your devices remain operational regardless of the weather conditions. 4、Easy Installation: With its user friendly design, the pipe insulation cover can easily be installed over and secured onto the device without disrupting the normal functioning of the equipment. 5、Reliable Material: Made with selected material that is resilient to cold temperatures, this backflow preventer cover can be used repeatedly over the long term. It is ideal for outdoor public facilities and garden landscaping. Specifications Item Type: Backflow Insulated Cover Material: 420D Silver Coated + Cotton Package List 1 x Backflow Insulated Cover