Duro-Last Commercial Roofing

Every Duro-Last single-ply roof is measured and manufactured to exact size, accommodating every rooftop penetration. Prefabricating the vinyl roof membrane in our controlled factory environment eliminates up to 85% of seaming that is done on-site during rooftop installation and improves the long-term performance of the roofing system as well reduce the material waste associated with the installation of most rolled systems. This precise attention to detail ensures an excellent fit and delivers worry-free, leak-proof protection. Duro-Last can even assist your architect, facilities or maintenance personnel in developing specifications for your roofing project.

Benefits of Installing a Duro-Last Roof

Duro-last difference

Duro-last roofing system offers proven chemistry and decades of sound performance. As the commercial roofing industries leader in manufacturing prefabricated PVC roofing systems, Duro-last produces roofing membranes with performance layers that far exceed industry standards and competitor’s systems, A history of providing long-term durability, and watertight protection.

Duro-Last Master Certified Contractor

VHL Construction Ltd. is a master certified contractor for Duro-Last roofing systems. We take pride in every job, big or small, bringing satisfaction to all our customers. Our roofing crew is well-trained in roofing systems and can get the job done with the least amount of interruptions to business. Installation is quick and efficient, leaving each job site clean and tidy. Should a leak or damage ever occur on a roof, we make it a priority to fix ASAP.


Duro-Last offers a complete pre-fabricated system for the entire roof, including accessories and details.

Industry leading warranties

Duro-Last warranties provide unparalleled protection for commercial roofing applications. Duro-Last is the first manufacturer to offer a warranty that expressly covers consequential damages

Code approvals

Duro-last roofing membrane meets or exceeds major national fire and wind code requirements as well as most required regional approvals throughout the country.

Duro-Last Roofing Warranties

Were proud to say that Duro-Lasts warranties are the best in the industry. Heres why:

  • The Duro-Last 15-year commercial warranty comes straight from the company that has manufactured over a billion square feet of roofing membrane since 1978. And our warranty is in addition to any warranty your roofing contractor may provide.
  • With a Duro-Last roof, you pay nothing for material or labor for warranted repairs or replacement.
  • Duro-Last protects the commercial and industrial building owner with either a 15-year full warranty or a 20-year prorated warranty. Both warranties are transferable, and both provide maximum protection. Our standard warranty includes coverage for consequential damages that result from defects in the Duro-Last material and/or installation.
  • Here's the best part about your new Duro-Last roof: the warranty is included at no additional charge.
  • The Duro-Last warranty does not require your costly investment in a maintenance program, but regular common-sense attention to building maintenance just adds to your Duro-Last roof investment.

Only Duro-Last can deliver "The World's Best Roof"®...and the very best warranty. Prefabrication, an extensive third-party final roof inspection, and over 20 years of success have proven the Duro-Last roofing system will serve you well.


Why is Duro-Last roofing white?

Duro-Last comes in many colors and patterns, white is the most common due to its Energy efficiency. The Duro-Last® white membrane has the highest retained reflectivity of any single-ply membrane rated by the EPA's ENERGY STAR® Roof Products Program, saving significant energy and money for facilities with low-sloped and flat roofs throughout North America.

How long is the installation process compared to other roofing options?

When you install a custom-prefabricated Duro-Last Roofing System, up to 85% of the seams are completed in a factory-controlled environment before the roofing system is delivered to the job site. By eliminating most of the on-site seaming, Duro-Last dramatically reduces the potential for leaks — and adds the advantages of a faster, quieter and easier installation, with less maintenance and reliable roof performance for years to come. The duro-last roofing system is also an approved product for putting over an existing roof, further reducing the time and cost of tearing off an old roof.

Can your roof be installed over an existing roof?

Yes, Duro-Last roofing system can be installed over almost any existing roof including metal. The Duro-Last membrane is a lightweight product that won’t add a lot of weight to an existing roof. It can be fully adhered or mechanically fastened installation, whichever suits the situation best.

Can you add insulation to the roof?

Yes, adding insulation to your roof can greatly add to the value of your building, and save on heating and cooling cost. Most older buildings lack insulation in the ceiling/roof, so adding insulation to a new build or over an existing roof is a good way of building R-value. There are different insulation options for your roof, so feel free to give us a call and we can review the building type and put something together that works best for the building and or your budget.

Can your building obtain certification for installing Duro-Last roofing?

The highly reflective white membrane is saving energy and money for building owners and managers throughout North America. A new Duro-Last roof can help facilities obtain credits towards LEED and LEED EB certification.

What is Duro-Last resistant to?

The Duro-Last system is resistant to fire, chemicals, Grease, High winds and punctures, and easily accommodates wide temperature extremes.

Over two billion square feet of the Duro-Last PVC roofing system membrane have been installed on all types of commercial, industrial, and institutional buildings throughout North America.


Duro-Last Roofing Installation Gallery