The Watts 0382024 (Model 740-3/4-40) is a high-capacity boiler pressure relief valve designed specifically for hot water space heating systems

Precision-Engineered Elastomers: High-durability materials designed to withstand repeated cycling and maintain a bubble-tight seal

the "/U" suffix typically denotes a universally packaged version for retail or distribution

ensuring the inducer motor assembly maintains the necessary static pressure to close the pressure switch and initiate the ignition sequence

Common Questions What is the difference between 1-1/2" nominal and 1-5/8" OD for this fitting

Carrier 310348-757 Inducer Housing Kit THPU32HP7Y The Watts 0382024 (Model 740-3/4-40)The Carrier 310348 757 Inducer Housing Kit is a critical OEM replacement component designed for high efficiency condensing gas furnaces. This kit is specifically engineered to replace cracked or leaking draft inducer housing assemblies in Carrier, Bryant, and Payne units, such as the 58MXA and 350MAV series. In high efficiency systems, the combustion blower housing manages both flue gases and corrosive condensate; any structural failure here often