

Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The SteelCrest BSL20X4RWHH is a fixed return air grille designed for wall and ceiling installations in residential and light commercial HVAC systems. Built from solid steel with a white powder-coat finish, it features a slotted face design that supports consistent return airflow while maintaining a clean, finished appearance. The grille fits a 20x4 inch duct opening and installs with an overall face size of 22x6 inches, allowing it to cover the rough opening with a standard overlap. HVAC technicians and installers use this type of grille on forced-air return air systems where a durable, low-maintenance cover is required.
This grille is suited for residential new construction and remodel projects where a fixed return air vent is needed on a wall or ceiling surface. The 20x4 inch duct opening size fits common return air branch duct configurations found in single-family and multi-family residential systems. The powder-coated steel construction handles the wear of regular filter changes and routine HVAC service without degrading the finish over time.
Designed as a direct-replacement fixed return grille for residential and light commercial forced-air HVAC systems with a 20x4 inch return air duct opening.
Installation is typically performed by an HVAC technician or qualified installer. Power down the air handler or furnace before removing the existing grille or working near the return air duct. Secure the grille to the wall or ceiling surface using fasteners appropriate for the substrate material. Verify the duct opening measures 20x4 inches before installation to confirm fit.
Thanks for subscribing!
This email has been registered!