Engineered with a large-diameter fused glass eyepiece

While designed specifically as a Grindmaster MET133-UR replacement

Ease of Installation: Includes fundamental mounting hardware for quick field replacement or new sensor builds

Industrial Build Quality: Features red wire leads for easy identification and secure integration into the preheater harness

ensuring the orifice diameter matches the OEM specifications is critical for equipment longevity and operational safety

Watts 0887124 Seal Kit Engineered with a large-diameter fusedThe Watts 0887124 Seal Kit (listed interchangeably as Watts 887124) is a critical field service solution designed specifically for repairing the relief valve assembly on 3 4" to 1" Watts Series 909 Reduced Pressure Zone (RPZ) backflow preventers. As a lead free compliant kit, it ensures the hydraulic integrity of the relief valve mechanism, preventing nuisance dripping and ensuring the assembly maintains the required pressure differential between the