Carnes JCFAA User Manual

Louvered Penthouses

Louvered Penthouses

F-72 www.carnes.com

Roof Curbs for Carnes Penthouses

Model: JCFAG galvanized, JCFAA aluminum

Installation View - Curb Cap

Standard Construction

Heavy gauge galvanized steel, unitized full mitered
corners, all seams welded, 1-1/2” thick rigid
fiberglass insulation, wood nailer strip. All curbs are
internally reinforced in larger size dimensions.

Curb Size Designation

First 2 digits equal “A” dimension in inches; 4th digit
number equals eighths in fraction (1/2” is 4 eighths).
Size 24-1/2” x 36” would be size 02440360.

For a complete lisitng of all roof curb styles avail­able through Carnes, please see the “Ventilator
Accessories” section of the Carnes website.
(www.carnes.com)

Curb Dimension Penthouse Installation
A* (Curb Size) W1 + 3-1/4” x W2 + 3-1/4”
B (Curb I.D.) A - 3”
C (Base O.D.) A + 7”
D (Curb Height) 8” up to 36”

Dimensions

Roof
Curb

Curb Cap

Special
Curb Cap
Dimension

2-3/4”
(std.)