Laofudech 0887718 Backflow Convert Kit Replacement for 800m4 Repair Kit 1 Inch Pressure Vacuum Breaker Freeze-Resistant Retrofit Repair Kit Converts

Laofudech 0887718 Backflow Convert Kit Replacement for 800m4 Repair Kit 1 Inch Pressure Vacuum Breaker Freeze-Resistant Retrofit Repair Kit Converts

【PERFECT FIT FOR 800M4 SERIES】 This 0887718 backflow preventer repair kit is specifically designed for 1-inch 800M4 series pressure vacuum breaker (PVB) backflow preventers. Converts your existing 800M4-QT model into a freeze-resistant 800M4-FR version for improved cold-weather performance 【DUAL FUNCTION – REPAIR & UPGRADE】 Not only repairs leaks or malfunctions in your pressure vacuum breaker, but also adds freeze-resistant capability. The specially engineered vent float with center stem and spring allows for controlled expansion, helping prevent freeze damage in colder climates 【DURABLE & LONG-LASTING】 The 800m4 repair kit 1 inch made from high-strength engineered polymers and corrosion-resistant materials. Components are tested for 8,000+ open/close cycles under normal pressure, delivering reliable performance and extended service life for your irrigation system 【COMPLETE ALL-IN-ONE KIT】 Includes everything needed for a full repair and conversion: 1x Hood, 4x Hood Screws, 1x Bonnet, 1x Bonnet O-Ring, 1x Vent Spring, and 1x Vent Float Assembly. No additional parts required 【EASY DIY INSTALLATION】 No special tools needed. Simply shut off water supply, drain the valve, remove the old components, and reassemble with the new parts in reverse order. Saves time and money on professional service calls

1" Pressure Vacuum Breaker Bonnet Assembly Kit.

High Quality Material: 0887718 1" backflow convert kit is made of high quality material, with durable and freeze resistant performance, prevent leakage, keep your pressure vacuum breaker work as normal for your irrigation, convenient for you to irrigate in garden or field.

Retrofit your 1" 800M4-QT into a Freeze Resistant 800M4-FR

Ensure Water Safety: The breaker bonnet assembly restores the function of the pressure vacuum breaker so that it can function properly. This means that your water system will once again have complete backflow protection, preventing any dirty from backflowing from the water supply pipes back into the drinking water or public water supply. This is essential you and your family, allowing you to use water without worrying about water quality

Adapt to Bad Weather: Check valve cover's material and sealing performance make it able to be used in all kinds of bad weather conditions, whether it is hot sunshine or cold winter, it can perform well

100% SATISFACTION GUARANTEE：We are committed to providing excellent products and the best service for our customers. If you are not satisfied with the product, you can simply return it.