Technical Guide

718444-YTG-E-0613
Johnson Controls Unitary Products 99
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