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Wausau Window and Wall Systems INvent Retro XLT Windows

Wausau Window and Wall Systems INvent Retro XLT Windows
July 2012

Helping meet Model Energy Codes, INvent Retro XLT windows with double insulating glass can achieve a U-Factor as low as 0.39 BTU/hr.sqft.F and a Condensation Resistance Factor (CRF) as high as CRF Frame 60/CRF Glass 70. Triple insulating glass further enhances energy savings and condensation resistance.

www.wausauwindow.com

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