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Exterior Waterproofing Materials

 


Exterior Waterproofing Materials

Exterior balconies and breezeways typically receive poured concrete over an appropriate waterproofing system as laid out on the architectural prints. Door pockets, wall flashing, elastomeric membranes and drip edge T-bars are all professionally installed according to the project's requirements. The drawings below, depict a few of our most common installation practices. The two most important details included in our exterior decking scope of work are:

a.) The entire deck is primed prior to the installation of the elastomeric membrane. This is in accordance with tamko installation procedures and helps insure a firm bond between the wood deck and the waterproofing membrane. Our primers are never installed in a simple "X" pattern.
b.) The face of the wall flashing is completely covered by the waterproofing membrane as it is rolled up onto the wall above the wall flashing as shown in the picture below.
 

  TamkoŽ TWM-1 Mastic
Rubbeerized Bitumen Waterproofing Mastic

Tamko TWM-1 is a high quality, trowel grade, rubberized bitumen mastic that dries to a durable but pliable seal allowing for minor expansion and contraction.

It has multiple uses including, sealing seams, overlaps, patches and terminations of the Tamko Membrane.

It can be applied with a trowel or caulking gun.

 

  TamkoŽ TWP-1 Quick Dry Primer
Low VOC Waterproofing Primer

Tamko TWP-1 is a high quality, rubberized, low VOC primer, formulated for the professional waterproofing contractor.

This quick dry, high-tack primer provides maximum bond to asphalt, concrete, masonry and metal surfaces.

Apply with a long nap roller or spray equipment at the rate of 250 to 300 square feet per gallon.