Performance Class & Grade

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ProductKolbe PerformanceProduct ConfigurationAir Tested to psfWater Tested to Pa (psf)Performance Class and GradeDesign Pressure Pa (psf)Max WidthMax HeightFL #TDI #
PositiveNegativeInches (mm) Inches (mm)
Ultra Series Traditional Double HungStandardSingle1.57180 Pa (3.76 psf) LC-PG25 H+1200 Pa (25.06 psf)-1200 Pa (25.06 psf)45.5115680.44204311310WIN-1822
Ultra Series Traditional Double Hung TransomStandardSingle1.57360 Pa (7.52 psf) LC-PG35 TR+1680 Pa (35.09 psf)-1680 Pa (35.09 psf)111.63283523.6360020405In Process
Ultra Series Traditional Double Hung PictureStandardSingle1.57180 Pa (3.76 psf) LC-PG25 H+1200 Pa (25.06 psf)-1200 Pa (25.06 psf)45.5115680.44204311310WIN-1821
Ultra Series Traditional Double Hung PictureStandardSingle1.57180 Pa (3.76 psf) LC-PG25 H+1200 Pa (25.06 psf)-1200 Pa (25.06 psf)45.5115680.44204311310WIN-1822
Ultra Series Traditional Double Hung TransomStandardSingle1.57180 Pa (3.76 psf) LC-PG25 H+1200 Pa (25.06 psf)-1200 Pa (25.06 psf)45.5115680.44204311310WIN-1821
Ultra Series Traditional Double HungStandardSingle1.57180 Pa (3.76 psf) LC-PG25 H+1200 Pa (25.06 psf)-1200 Pa (25.06 psf)45.5115680.44204311310WIN-1821
Ultra Series Traditional Double HungStandardSingle1.57180 Pa (3.76 psf) LC-PG25 FW+1200 Pa (25.06 psf)-1200 Pa (25.06 psf)77.5196880.44204311310WIN-1822

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