The Heil Quaker ICP 34332904 Limit Switch is a critical safety component designed for precise thermal regulation in integrated furnace control systems

including the Armstrong S-55

and Miller furnace and air handler applications

This prevents wire pinching and ensures the 1-pound assembly remains flush against the shell for efficient heat transfer

Rugged copper bulb tube construction for superior thermal conductivity and response time

BROAN-NuTone 441 Aluminum Wall Cap 340793-762 The Heil Quaker ICP 34332904For your ventilation projects requiring robust and reliable exhaust, consider the Broan NuTone 441 wall cap. This unit is engineered for optimal performance with 10 inch round duct systems, making it a prime choice for both range hood and bath fan applications. Constructed from durable 24 gauge galvanized steel with aluminum louvers, this wall cap is built to withstand the elements and provide long term service. The integrated gravity damper system