Laars Heating Systems A2123409 Seal Kit 340793-762 offering contractors a reliable solution

offering contractors a reliable solution for restoring safe furnace operation

How do I verify the temperature rating in the field

The integrated dual check with atmospheric vent offers reliable protection against backpressure and backsiphonage

Common Questions Is the Lennox 56W58 compatible with all Lennox furnaces

This nickel-plated brass valve body is rated up to 600 psi

Laars Heating Systems A2123409 Seal Kit 340793-762 offering contractors a reliable solutionThe Laars Heating Systems A2123409 Seal Kit is a critical OEM replacement part engineered specifically for maintaining the hydraulic integrity of your circulation pump. This mechanical seal kit is the direct replacement for the legacy A2118400 model, designed to isolate the rotating shaft from the heat transfer fluid and prevent catastrophic leaks within the pump housing. In high demand hydronic heating environments, even minor seal degradation can