Products

Brands Duro-Last
Duro-Last

Duro-Last Roofing, Inc. manufactures a custom-prefabricated, reinforced, thermoplastic membrane roofing system that is ideal for any flat or low-sloped application.

We're your first choice for sustainable roofing systems and commercial flooring in Puerto Rico

WTI, along with suppliers Duro-Last ® Roofing Inc. and Oscoda Plastics ®, Inc. have teamed up to provide customers in Puerto Rico and the Caribbean with enviromentally-friendly roofing and flooring products.

The products we install can help earn Leadership in Energy and Enviromental Design (LEED®) credits established by the United States Green Building Council (USGBC) and comply with the requirements for enviromentally-sustainable buildings.

Preserving the earth for future generations is very important to us, but so is the integrity of your building; that's why we only install high-quality products such as the Duro-Last roofing system and PROTECT-ALL ® Commercial Flooring - both proven performers.

In addition to these two outstanding products, we also offer:

  • Government Contraction
  • Home Renovation
  • Residential Construction
  • Wooden Floor
  • Repairing of Houses
  • Building Renovaion
  • Hightech Construction

Duro-Last Products:


Single-Ply Roofing Systems


Duro-Last®

Duro-Fleece®

Rock-Ply® Roofing System

Shingle-Ply® Roofing System

EXCEPTIONAL® Metals

EXCEPTIONAL Roofs Require EXCEPTIONAL Details

EXCEPTIONAL® Metals manufactures high-quality metal products designed for use with any single-ply roofing system.

Our products include roof accessories, edge details, drainage systems, standing seam roofing, vinyl-coated metal products and custom fabricated products.


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