Roof Mtd Ac Curb Detail

Wall flashing with coated metal edge.

Roof mtd ac curb detail.

Ssm fabricates roof curbs that respond to a number of different conditions. Heat welded walkway installation. Wall with self terminating parapro paraflex 531 liquid flashing. Because the roof is slightly slanted one side of the curb had to leveled with boards.

The curb should provide a minimum clearance of 10 inches between the top of the finished roof surface and the top of the wood nailer continuous around the curb perimeter. Curb installation should be a part of the roof deck not on top of insulation or roofing materials. Curbs should be a minimum of eight inches above the finished roof and factory insulated to reduce condensation. Install cant strips around the curb.

York roof curbs curb heights vary in increments of 4 00 from 14 00 to 34 00. Roof area divider curb type. Wall base termination detail. Roof top mechanical equipment comes in all shapes and sizes.

Lightning protection terminal wall mount detail. Outside curb length unit length minus 0 875 outside curb width unit width minus 0 875. It is important for the a c contractor to mark exactly where the curb should be i. See figure 6 6.

The curb can also be mounted on a roof deck. After leveling the curb we anchored the curb down with 4 screws to the metal sub roof. Showing how an a c curb is vulcanized and installed on an epdm rubber roof. Remove any twist within the cu rb due to roof supports and square the curb.

If the roof curb will be mounted on a new building it can be assembled at any convenient location and installed as soon as the roof support members are in place. Ssm has developed a patented hybrid roof curb system that is integral with ease of installation and watertightness. As a general rule the curb should be placed directly on the roof support members. The recommended nominal curb height is at least 14 inches.

Hvac curbs that respond to your equipment needs. Use tack welding or other suitable fastening method to secure the roof curb in place. After positioning the curb and anchoring it we could vulcanize to improve the strength resiliency and freedom from stickiness and odor of the entire curb. The curb dimensions shall be determined using the unit width and length.

Exhaust fans hvac equipment or other specialty devices of all kinds can be accommodated by our curbs. Pressure treated nailers should be provided by the curb manufacturer to receive roofing felts and eliminate noise transfer. Secure the curb to the roof support members. Ssm makes roof curbs to match.

Bring field supplied roofing felt up to the top of the curb nailing strips. The one 1 piece roof curb units can be configured to most metal profile roof panels and can be utilized for exhaust fans vents skylights hvac units and more. Nail felt into place.