Roof Curbs
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12-3/8"Adjustable Roof Curb Kits

For Roof Ventilators, Belt-Driven Exhaust Ventilators and other similar designs

Adjustable Roof Curb Kit

 

  • All galvanized steel construction
  • Fits 10" through 48" diameter axial blade roof ventilators and 13" through 50" diameter centrifugal wheel roof ventilators

Speeds Ventilator installation - while providing uniformity throughout entire job. Each curb accepts several ventilator sizes. Curbs fit Alpine Ventilators and others of similar design.

Four Galvanized Heavy Gauge Corners and Center Sections - four corners of 22 gauge galvanized steel and four 24 gauge galvanized center supports. Allow 3/4" clearance on all sides of curb and ventilator curb base for roofing material.

Canted Surface for Roof Flashing - 3" Built -in cant accommodates roofing material up side and over top of curb for leakproof installation. Load strength is more than adequate for all ventilators.

Fiberglass Insulation Included (not shown) - deadens sound and minimizes heat loss. For grease-laden air, do not use fiberglass insulation.

Shutter/Damper flanges included - made of heavy galvanized steel. Curbs shipped unassembled. 2" x 2" Wood nailer easily field adapted, not included.

F.O.B. Our Dock CHICAGO, IL
Note: Stock No's RC09012, RC10012, RC20012, and RC30012 are UPS Shippable

Made in the U.S.A.

Roof Curb Diagram

 

12-3/8" Adjustable Roof Curb Kits
Adjustable "A" sq. MIN to "A" sq. MAX STOCK NO. SHPG WT. LIST PRICE
14-1/2" to 23" RC 09012 29.0 105.60
23-1/2" to 32" RC 10012 57.0 116.60
32-1/2" to 41" RC 20012 52.0 140.80
41" to 49 1/2" RC 30012 61.0 163.90
50" to 58-1/2" RC 40012 71.0 187.00

All specifications are subject to change without notice unless approved in submittal by Alpine Air Ltd.
We reserve the right to supply one size larger motor if required to meet delivery.