FE-9, FE-10, FE-11, FE-12. CSI 3-Part Specifications. Large file (>500kB).

Specification FE-9

General

Note: All general instructions contained in the current JM Commercial/Industrial Roofing Systems Manual shall be considered part of this specification.

Plumbing vent flashing

Plumbing Vent Flashing: Prime both sides of the flange of the lead boot with JM Concrete Primer and set into a bed of Bestile Industrial Roof Cement. Cover with 2 layers of GlasPly Premier or GlasPly IV set in Bestile Industrial Roof Cement or hot asphalt. Roll top edge of lead boot down into pipe. Minimum weight of lead sheet: 2 � lbs. per square foot (12.2 kg/m²).

Specification FE-10

FP-10 One Way Roof Vent

FP-10 One-Way Roof Vent: Cut a 5" (127 mm) diameter hole in the membrane. Remove all or part of the insulation, as necessary to facilitate venting; replace with loose insulation to prevent possible condensation. Apply a layer of Bestile Industrial Roof Cement around the 5" (127 mm) hole and press the vent flange into place. Flash in the vent with 2 plies of GlasPly Premier or GlasPly IV set in Bestile Industrial Roof Cement. One FP-10 Vent should be used per 10 squares of roof area.

Note: Hot asphalt may be used in lieu of Bestile Industrial Roof Cement to set and strip in the vent, however, do not mix the two methods of application.

Specification FE-11

Flashing to metal drain

Flashing to Metal Drain: Run membrane plies to edge of drain opening. Prime both sides of a 30" (762 mm) square (minimum) piece of lead flashing (minimum 2 � lb./sq. ft. [12.2 kg/m²]) with JM Concrete Primer and apply to the roof surface in Bestile Industrial Roof Cement. Cover the lead flashing with 2 plies of GlasPly Premier or GlasPly IV, set in Bestile Industrial Roof Cement or hot asphalt. Flashing felts should extend 4" and 6" (102 mm and 152 mm) beyond the edge of the lead flashing, in all directions. The membrane plies, lead flashing, and flashing felts should all extend under the clamping ring. Attach the clamping ring and tighten uniformly.

Specification FE-12

Flashing to JM Flex-I-Drain

Flashing to JM Flex-I-Drain: Refer to Section 12 on "Roofing Accessories" for complete installation instructions for Flex-I-Drain. Membrane flashing piece should be a 24" x 24" (610 mm x 610 mm) piece of GlasTite Flexible, applied in either hot asphalt or Bestile Industrial Roof Cement. Strip in the edges of the flashing piece with a five-course application of JM ply felt and Bestile Industrial Roof Cement. Surface the GlasTite Flexible, as outlined in Paragraph 8.4.3.

 

For an identical copy of this specification, ask for RS-2087.