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ITW Buildex / Roof Accessory / Dektite Flashings
Roof Accessory Pipe Flashing

ITW Buildex Dektite Flashings

Dektite® flashings are flexible, weather-tight roof sealing systems designed to create a durable, leak-proof seal around pipes, conduits, and penetrations through metal, tile, and other roof types. Made from high-performance rubber and aluminum or composite bases, they conform to the shape of the penetration and roof profile for a tight, reliable fit. Dektite flashings are engineered to withstand UV exposure, extreme temperatures, and harsh outdoor conditions without cracking or deteriorating. They are commonly used on commercial and residential roofs to seal plumbing vents, electrical conduits, and HVAC penetrations. The one-piece design makes installation fast and eliminates the need for multiple sealants or complicated flashing assemblies. The result is a long-lasting, low-maintenance solution that protects buildings from water intrusion and weather damage.

Brand

Dektite

Materials Available

EPDM, Thermal Elastomer

Application

roof penetrations for pipe, conduit, and vents

Model Comparison

7 models
Dektite Flashings
Specification #1 #2 #3 #4 #5 #8 N/A
Model 4003910400491040099104011910401691040259104146910
pipe_outside_diameter_in 1/4 - 2""1-3/4 - 3-1/4""1/4 - 5""3 - 6""4 - 7""7 - 13"""
base_diameter_in 4-3/4""6-1/4""7-3/4""9-1/4""10-3/4""16-1/2"""
Height 3""4""4""5""5""6"""
box_qty 101010105510

Shared Specifications

All models
brand Dektite
materials_available EPDM, Thermal Elastomer
Application roof penetrations for pipe, conduit, and vents

Documentation