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Elastomeric acrylic paste-like consistency mastic, manufactured with acrylic resins, selected pigments, synthetic fiber reinforcements and high-quality chemical composites designed to be worked into vertical seams, around flashings drain and protrusions.



  • Superior Protection forms a durable, weather resistant "rubber-like" seal
  • Lightweight and spreadable consistency
  • Highly flexible
  • Superior adhesive and cohesive strength
  • Contains a strong mildewcide / fungicide
  • VOC compliant

Thermotek Duramastic White Plastic Cement 5 gallon

$99.00 Regular Price
$92.00Sale Price
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