E-cowlboy Replacement for Watts 0887718 Backflow Convert Kit for 1 800M4-QT Conversion to Freeze-Resistant 800M4-FR Complete Set for

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• Custom Fit: This 0887718 Retrofit Kit is specifically designed for 1" 800M4 series pressure vacuum breaker (PVB) backflow preventer, converting your 800M4-QT into a freeze-resistant 800M4-FR model.
• Enhanced Functionality: This retrofit kit not only repairs any leaks or malfunctions in your pressure vacuum breaker but also adds the capability of freeze resistance, providing optimal performance in colder climates.
• Easy Installation: Designed for user-friendly installation, this kit allows you to easily convert your device by yourself, saving you time and service costs.
• Not Just Freeze-Resistant, but Health-Conscious: While the kit provides freeze-resistance, remember to drain and winterize your device in freezing conditions. It also helps prevent the reverse flow of polluted water into your potable water supply.
• All Essential Components Included：This backflow conversion kit includes Hood, Hood Screws (2), Bonnet, Bonnet O-Ring, Vent Spring, and Vent Float Assembly—everything required to complete a full repair or freeze-resistant upgrade in one package.
• Premium Materials – Up to 3× Longer Service Life：Made from high-strength engineered polymers and corrosion-resistant metal, key components are tested for 8,000+ open/close cycles under normal pressure, delivering up to 3× longer lifespan than standard replacement kits.
• Warranty & Support – Buy with Confidence: Includes 12-month quality warranty and 30-day money-back guarantee. Backed by a professional customer support team for worry-free service.