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Rooftop Supports

4-DSA Rooftop Duct Support

Regular price $160.39 USD
Regular price Sale price $160.39 USD
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Shipping calculated at checkout.

A frame used to support square or round duct work on flat roofs. The versatility of the design for this product enables vertical and horizontal adjustability to hold small duct and cable trays running along the roof for maximum efficiency and cost savings to customers, contractors and owners. The 4-DSA comes with (2) 8″ x 8″ polycarbonate bases, (3) 1-5/8″ x 7/8″ 12 ga. slotted HDG strut members, and all required galvanized attachment hardware and brackets.

Key Information

  • The 4-DSA model is sold as a kit only. Assembly is required.
  • Recommended spacing is not to exceed 8 foot centers
  • Maximum load weight is not to exceed 100 lbs. per duct support or 50 lbs. on each base.
  • Base Material: Polycarbonate
  • All metal parts are galvanized.

Warranty Information: 2 year limited warranty

Recommended accessory: 12x12 rubber support pad

View Spec Sheet (pdf)

For larger frames, please check out our 6-DSA and 8-DSA.


This product may take an extra day or two to process, especially when ordering 10 or more. Call 801-975-8885 for an estimate on processing time.