The "Pop-Top" mounting mechanism is a significant advantage for contractors

Common Questions Is the rotation of this blade reversible

and OE/OEA burners

Is the gasket required for installation

Advanced HVAC Integration: Supports single-speed fan modes and provides dedicated control for economizers

Lochinvar & A.O. Smith 100111100 Kit 320720-756 The "Pop-Top" mounting mechanism isThe Lochinvar & A. O. Smith 100111100 Kit is a critical 3" Concentric Vent Kit engineered for high efficiency appliance installations. Designed for use with Lochinvar Knight boilers and A. O. Smith Vertex water heaters, this direct vent termination simplifies the management of intake and exhaust through a single sidewall penetration. Utilizing ULC S636 compliant materials, this kit ensures professional grade durability in demanding HVACR environments.