Roof Curb, Fixed, 12 In H, 28 1/2 In OD2RB79 334231
Average Rating: n/a
|Curb Height (In.)||12|
|Curb Square O.D. (In.)||28-1/2|
|Curb Square I.D. (In.)||25-1/2|
|Damper Size (In.)||23 x 23|
|Flashing Flange (In.)||1-1/2|
|Mounting Flange Surface W (In.)||2|
|Construction||18 Gauge Galvanized Steel|
|Use w/Dayton Ventilators||Having a 30" Square Base|
|For Use With||Flat Roofs Only|
- Prefabricated, leakproof curbs provide compatibility between ventilator, curb, and roof opening on commercial and industrial buildings. Most include 1" insulation and integral damper tray. Adjustable curbs are shipped unassembled. For recommended dampers, see page 4456.
- For flat roof decks with up to 6" of insulation. Roll-formed with 18-ga. galvanized steel and 1 welded side for added strength. Fixed curbs include 1-1/2" lap-joint wood nailer.
- For insulated and noninsulated metal, concrete, or wood roof decks For rubber membrane and urethane foam roofing materials