The Armstrong International MECH-15B3 is an industrial-grade replacement float mechanism kit designed for 15-B3 and B2 series liquid drainers and steam traps

it provides the precise modulation required for hot water

In steam setups

The ball bearing design ensures reduced friction and heat dissipation

Durable Construction: Manufactured to resist mechanical fatigue during high-cycle furnace and blower operations

Williams P323655 Manifold 323613-751 The Armstrong International MECH-15B3 isThe Williams P323655 Manifold is a critical OEM replacement part engineered specifically for Williams Direct Vent Wall Furnaces, including the 2203 and 3003 Series. Built for high heat environments and professional grade reliability, this direct vent manifold ensures precise gas flow distribution to the burner assembly, maintaining optimal combustion efficiency and preventing safety shut offs caused by irregular pressure. For technicians