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Definition of the term Collar

In roofing, a conical metal cap flashing used in conjunction with vent pipes or stacks usually located several inches above the plane of the roof for the purpose of shedding water away from the base of the vent.

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Definition of the term Cold-Method or Lap Cement

Special multipurpose adhesive for low-sloped, cold-applied roof construction. Bonds 19" selvedge, mineral surface and cap sheets to the underlayment. Doubles as an adhesive on 2" selvedge lap of mineral-, granule- or smooth-surfaced roofing. Available in both summer and winter grades.

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