Fixed-Bar Supply and Return Air Vent Grille, White, 4 in. x 48 in.

SKU:
WBB1651489
Our Price:
$349.94
Free Shipping on Qualifying Orders Over $99
Shipping & Availability:
  • Fast Shipping: Estimated delivery in 3-6 Business Days
  • Bulk Pricing Available: Call 800-810-FILE or email us for a custom quote.
✔ Secure Checkout
✔ Business Purchasing Support
✔ 5.0 Google Store Rating

Product Specifications:
Color/Finish: White
Country of Origin: US
Material: Aluminum
Product Depth: 6"
Product Height: 2"
Product Type: Diffusers, Grilles, & Registers
Product Width: 50"
Quantity Included: 1
Shipping Weight: 8.5 lbs
Manufacturer Part Number: 100044802
Color: White
Length: 49-1/4 in
(No reviews yet) Write a Review
Adding to cart… The item has been added
✔ Fast Shipping · ✔ Secure Checkout · ✔ Made in USA
Questions? We're here to help.
Call 800-810-FILE or email us .
Free Shipping on Qualifying Orders Over $99

Product Specifications:
Color/Finish: White
Country of Origin: US
Material: Aluminum
Product Depth: 6"
Product Height: 2"
Product Type: Diffusers, Grilles, & Registers
Product Width: 50"
Quantity Included: 1
Shipping Weight: 8.5 lbs
Manufacturer Part Number: 100044802
Color: White
Length: 49-1/4 in

This fixed-bar air vent grille is designed for residential and commercial HVAC users who need to cover a supply or return opening while supporting airflow. Its drop-in design suits new construction, renovation, and restoration projects.

The grille has fixed aluminum bars with weld-lock construction and a white matte finish. It is sized for a 4 in. x 48 in. grille opening, with 0° deflection and 1/4 in. spacing between bars. The drop-in installation requires no tools.


Key Features:

  • Fixed bar design: Supports airflow through supply or return vent openings without adjustable blades.
  • Weld-lock construction: Helps provide a durable grille assembly.
  • Tool-free drop-in installation: Allows straightforward placement without installation tools.
  • 1/4 in. bar spacing: Provides a pencil-proof opening pattern.
  • White matte finish: Offers a clean, finished appearance for installed vent openings.

Choose this 4 in. x 48 in. fixed-bar grille for HVAC supply or return openings where a white, drop-in aluminum grille is needed.

Color/Finish: White
Country of Origin: US
Material: Aluminum
Product Depth: 6"
Product Height: 2"
Product Type: Diffusers, Grilles, & Registers
Product Width: 50"
Quantity Included: 1
Shipping Weight: 8.5 lbs
Manufacturer Part Number: 100044802
Color: White
Length: 49-1/4 in
Width: 5-1/4 in
Height: 3/4 in
Weight: 7 lbs
Nominal Size: 4 x 48 in
Opening Length: 48 in
Opening Width: 4 in
Brand: Architectural Grille
Manufacturers Part Number: 100044802
Type: Supply/Return Grille
Certifications: AIA NYS & US Green Building Council Member, AIA Continuing Edu. System Provider
Width: 6.00 in
Height: 2.00 in
Depth: 50.00 in