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FUNCTION: Used on roof systems where the insulated membrane assembly method of waterproofing is provided,
using built-up felt and asphalt. The adjustable extension sleeve permits adjustment from a min. of 1 1/4"(32) to max. of
4 "(100), easily accommodating 2 3/4"(70) of varying insulation thicknesses. The positive threading allows smooth
perimeter movement and circumferential support of the top of any adjusted elevation. A 4"(100) high perforated
stainless steel gravel guard is supplied to retain the crushed gravel used in flat roof construction. |
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