Technical Guide

Subject to change without notice. Printed in U.S.A. 718434-YTG-B-0113
Copyright © 2013 by Johnson Controls, Inc. All rights reserved. Supersedes: 718434-YTG-A-0811
Johnson Controls Unitary Products
5005 York Drive
Norman, OK 73069
Roof Curb Cross Section
\
1"
UNIT BASE RAIL
COUNTERFLASHING
CANT STRIP
INSULATION AND ROOFING MATERIAL
ROOF DECK AND ROOFING MATERIAL
INSULATION
CURB FRAME
14"
8" MIN. ABOVE FINISHED ROOF
WOOD NAILER
UNIT BASE
3/4" x 1" WIDE GASKETING FOR CURB FRAME
AND ALL DUCT SUPPORT SURFACES