Tag Archives: R-Value

All that Glitters is Not Gold: How Stable is your R-Value?

By: Doug Wehrwein, Sales Representative It’s generally understood that extruded polystyrene (XPS) offers more initial R-value per inch than expanded polystyrene (EPS) yet because of its lower cost, EPS offers a better value. Are you aware that XPS manufacturers use … Continue reading

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Roofing Insulation: Impact of Temperature on R-Value

By: Tamara Middleton, Sales Representative Most flat roof commercial buildings today use one of three insulations, polyisocyanurate (polyiso), extruded polystyrene (XPS) or expanded polystyrene (EPS).  These insulations are used above the roof deck and protected by the roof membrane.  Polyiso … Continue reading

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The Performance and Sticker Price (R-Value) of EPS Insulation Ensures a Consistent Long-Lasting Positive Experience

By: John Myers, Sales Representative – Architectural Products Wait a minute! You mean the published R-Value is not always an accurate reflection of the actual performance I will receive? How does that happen? The reality of published R-Values for rigid … Continue reading

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Choose the Right “Cap” for Your Roof

By: John Myers, Sales Representative – Architectural Products You wear a cap on your head to keep warm in the cold weather or keep cool in the hot sunny weather, buildings like people need to be protected from the heat … Continue reading

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Curious Findings About Polyisocyanurate

By: Doug Wehrwein, Sales Representative – Architectural Products It’s interesting and confusing at times, to analyze all the new test results and information about various roof insulation products.  Over the years polyisocyanurate has been the predominate insulation material used in commercial … Continue reading

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