The Criti-Clean fan filter unit (FFU), a fan-powered laminar flow HEPA filter diffuser, is a computer-controlled FFU. It features a variable-speed electronically commutated motor, stainless steel ...

Grilles, registers, and diffusers probably don't get the attention they deserve. Several manufacturers are finding ways to make these products more appealing, and most of all, a more integral part of ...

Three-layer filtration system with activated carbon targets allergens, smoke, and VOCs; lasts up to 3x longer than traditional fiberglass filters Featuring a patent pending three-layer filtration ...

Key Points Dirty HVAC filters restrict airflow and degrade system performance.Overheating, breakdowns, and costly repairs can result from neglecting to change your HVAC filters.Changing or cleaning ...