No additional fittings or collars needed.

No additional fittings or collars needed.

These dampers regulate airflow.

Connect diffusers to duct.

Diffusers come with a collar and damper already in place for simple installation.

Install onto floor ducts to direct hot and cold air from your HVAC system.

Add a filter to these grilles for protection against dust and debris entering your HVAC system.

Guide air toward your workspace or deflect unwanted drafts with these diverters and covers.

No need for clamps or connectors—duct and fittings have a male end that is slightly smaller than its female end for simple assembly.

Thicker than standard movable-blade wall louvers, these are rugged and dependable.

These gravity-operated louvers remain open only when air flows, preventing backdrafts.

Always open, these are our most basic wall louvers.

Get an exact fit for your opening by sliding out these louvers to the width you need.

Mount these louvers through an outside wall and control airflow from the inside by adjusting the register.

A spring-loaded fusible link locks the blades closed if the temperature reaches 167° F. Louvers meet UL 10C fire requirements.

For use with gas-fired equipment, such as boilers and furnaces, these vent pipes and fittings withstand temperatures up to 400° F. Also known as type B gas vents.

Cover chimneys to reduce downdrafts and prevent obstructions from entering.