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SIC Code 3444-04 - Duct & Duct Fittings (Manufacturing)
Marketing Level - SIC 6-DigitBusiness Lists and Databases Available for Marketing and Research
Total Verified Companies:
67
Contact Emails:
625
Company Websites:
40
Phone Numbers:
67
Business Addresses:
67
Companies with Email:
50
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Looking for more companies? See SIC 3444 - Sheet Metal Work - 2,035 companies, 13,560 emails.
SIC Code 3444-04 Description (6-Digit)
Duct & Duct Fittings (Manufacturing)" is a subdivision of the "Sheet Metal Work (Manufacturing)" industry that involves the production of ducts and fittings made of sheet metal. These ducts and fittings are used in HVAC (heating, ventilation, and air conditioning) systems to transport air and other gases. The manufacturing process involves cutting, bending, and shaping sheet metal into various sizes and shapes to create ducts and fittings that meet the specific requirements of the HVAC system. The industry also includes the production of accessories such as dampers, grilles, and diffusers that are used in conjunction with ducts and fittings.
Parent Code - Official US OSHA
Official 4‑digit SIC codes serve as the parent classification used for government registrations and OSHA documentation. The marketing-level 6‑digit SIC codes extend these official classifications with refined segmentation for more precise targeting and detailed niche insights. Related industries are listed under the parent code, offering a broader view of the industry landscape. For further details on the official classification for this industry, please visit the OSHA SIC Code 3444 page
Tools
- Sheet metal shears
- Press brakes
- Roll formers
- Plasma cutters
- Spot welders
- Lock formers
- Pittsburgh machines
- Duct cutters
- Duct notchers
- Duct stretchers
- Duct hangers
- Duct sealants
- Duct insulation
- Duct connectors
- Duct clamps
- Duct tape
- Duct knives
- Duct crimpers
- Duct flangers
- Duct expanders
Industry Examples of Duct & Duct Fittings (Manufacturing)
- HVAC ducts
- Duct fittings
- Dampers
- Grilles
- Diffusers
- Elbows
- Tees
- Reducers
- Transitions
- Plenums
- Collars
- Takeoffs
- Access doors
- Louvers
- Registers
- VAV boxes
- Sound attenuators
- Fire dampers
- Smoke dampers
- Flexible ducts