• Now Released!
    Version 4.0
    Improved Workflow
    All Duro-Last Warranties
    Duro-Fleece Adhered System
    Duro-Tuff Roll Goods System
    Duro-Bond Induction Welding System
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It makes Duro-Last® incredibly easy to bid and it is right on the money.

- Jerry Yerian, Pinnacle Roofing Inc.

So easy to use and easy to review the details of my bids.

- Jim Taylor, Taylor Roofing Inc.

Its saves us time and gives us a sense of security when we are bidding because we can nail it down accurately.

- Ron Olsen, Rain-Tite Roofing, LLC

01 Who?

We are a small software company, spun-off from a Duro-Last contractor. We needed a reliable and efficient method of bidding Duro-Last roofing system. More

02 What?

Bid-Advantage is a Windows software application. It is designed specifically to estimate the Duro-Last roofing system. It has the ability to estimate all of the major product lines that Duro-Last offers. More

03 Why?

Bid-Advantage was born out of the necessity to have an estimating solution that was both fast and accurate. We use Bid-Advantage every day. It is an integral part of our business model and essential to success of our roofing company. We like it so much, we want everyone to enjoy the same piece of mind and satisfaction that comes with using the Bid-Advantage system.