- Catalog
- Find A Branch
- KeepStock
- Help
- 1-800-GRAINGER
Register
Sign In
Sign In to access your account information.
Sign In Register for Grainger.comOrder Lookup
Track and check the status of an order.
Order LookupAll Products
Unrelated Links
Product Categories
- All Product Categories
- Abrasives
- Adhesives, Sealants and Tape
- Cleaning and Janitorial
- Electrical
- Electronics & Batteries
- Fasteners
- Fleet & Vehicle Maintenance
- Furnishings, Appliances & Hospitality
- HVAC and Refrigeration
- Hardware
- Hydraulics
- Lab Supplies
- Lighting
- Lubrication
- Machining
- Material Handling
- Motors
- Office Supplies
- Outdoor Equipment
- Packaging & Shipping
- Paints, Equipment and Supplies
- Pipe, Hose, Tube & Fittings
- Plumbing
- Pneumatics
- Power Transmission
- Pumps
- Raw Materials
- Reference and Learning Supplies
- Safety
- Security
- Test Instruments
- Tools
- Welding
Sign In
Sign In to access your account information.
Sign In Register for Grainger.comOrder Lookup
Track and check the status of an order.
Order LookupRoof Curb: Adj Ventilated Curbs, Square Curb, 14 1/2 in to 18 in x 14 1/2 in to 18 in Inside Dim
- ItemÂ
- 4HX61
- Mfr. ModelÂ
- 4HX61
Product Details
- Catalog Page
- 2829
- Brand
- DAYTON
- For Fan Type
- Downblast Fans; Filtered Supply Fans; Upblast Fans
- Overall Width
- 22 in
- Curb Shape
- Square
- Curb Height
- 24 in
- Finish
- Galvanized
- Metal Material Thickness
- 16 ga
- Material
- Steel
- Standards
- NFPA 96; UL 705; UL 762
- Curb Inside Width
- 14-1/2 in to 18 in
- Curb Inside Length
- 14-1/2 in to 18 in
- Curb Outside Width
- 17-1/2 in to 22 in
- Adjustability
- Adjustable
- Ventilation Type
- Ventilated
- Flashing Flange Width
- 5 in
- UNSPSC
- 30151609
- Country of Origin
- Varies (subject to change)
- Product Description
Roof curbs provide a sturdy, weather-resistant mounting point for roof-mounted fans. They can be adjustable or come in fixed sizes to fit a variety of installations. They also can be ventilated or non-ventilated to comply with your local HVAC codes.