Toolixor RK12-420 Repair Kit Compatible with Zurn Wilkins 1/2" & 3/4" Model 420 and 420XL Pressure Vacuum Breaker (PVB) – Complete Maintenance Kit Includes Internal Parts & Canopy

Restore Your Water System with the Professional RK12-420 Repair Kit Maintain the integrity of your backflow prevention system with this all-inclusive RK12-420 Complete Repair Kit. Specifically engineered for Zurn Wilkins Model 420 and 420XL Pressure Vacuum Breakers (PVB), this kit is the ultimate solution for fixing persistent leaks, restoring internal pressure balance, and repairing winter freeze damage. Compatibility: For Zurn Wilkins 420 & 420XL Series (1/2" and 3/4" Models) Complete Components List (Replaces 421-180, 421-340, 421-20): 1 x Seat Assembly (Replace P/N 421-180) 1 x Float Assembly (Replace P/N 421-340) 1 x Bonnet (Replace P/N 421-20) 1 x Bonnet O-Ring (Replace P/N 034N) 1 x High-Performance Lubricant PLUS: 1 x Durable Canopy & 1 x Screw

• 【Perfect Fit & Compatibility】 Specifically engineered for 1/2" and 3/4" Zurn Wilkins Model 420 and 420XL Pressure Vacuum Breaker (PVB) assemblies. This kit is the direct replacement for part numbers: 421-180 (Seat), 421-340 (Float), 421-20 (Bonnet), and 034N O-Ring, ensuring a seamless drop-in fit.
• 【Full System Overhaul – Canopy Included】Restore your assembly to factory condition with our all-inclusive kit. Includes: Seat Assembly, Float Assembly, Bonnet, O-ring, and Lubricant, plus a Bonus Canopy and Screw to refresh both the interior and exterior of your valve.
• 【Restore Peak Performance & Pressure】Effectively addresses leaks and restores smooth float and seat movement. By upgrading worn components, it supports the vacuum-breaking function to maintain consistent pressure balance across your irrigation lines.
• 【Durable, Corrosion-Resistant Construction】Crafted from high-quality materials designed for durability and corrosion resistance, suitable for long-term use in demanding outdoor environments.
• 【Effortless On-Site Repair】Save time and avoid the high cost of a full valve replacement. Our user-friendly design allows for quick, straightforward servicing with common tools, minimizing system downtime and service calls.
• 【100% Satisfaction Guarantee】 Professional & Sincere Service allows you to make a purchase at our store without any risks. All products can be returned for a fu-ll refund within 30 days if you are not satisfied with your shopping experience. 12-Month warranty for quality-related issues.