Model 4-DSA-18

A duct support kit designed for smaller round and square duct work. Adjustable in width and height.

SKU: 4-DSA-18 Category:


A frame constructed of strut and MIRO’s patented bases are used to support duct on flat roofs. Unique design allows a sturdy support without penetrating or causing damage to the roof membrane. Ducts rest on a 14 gauge channel and are adjustable in height and width. All 4-DSA models are manfactures in a 14 gauge telescoping design for maximum adjustability in length and height. The bases are ¬†polycarbonate plastic and all other metal parts are made of hot-dip galvanized steel.

Base Material: Polycarbonate Size: Base is 8″ x 8″, has adjustable bar width up to 18″. Can adjust in height up to 18″ in elevation above the roof membrane. Max Pipe Size: Max Pipe Clearance: Max Load Weight: Maximum load weight not to exceed 100 lbs. per duct support or 50 lbs on each base or 16″ spiral duct. Spacing: Manufacturer’s recommended spacing is not to exceed 10 foot centers depending upon the load. Do not exceed 100 lbs. load weight per duct support. Download Specs (PDF) Download Drawings (PDF) Download Drawings (DWG)