Alliance™ T4 Premium Vinyl Soffit

A Beautiful Finish Has Never Been Easier

Alliance™ T4 Premium Vinyl soffit features a natural texture and low-gloss finish. Vented panels have an “outward weave” design that maximizes visual appeal while providing essential attic ventilation. Solid panels can be installed vertically for exceptional appeal at entrances and gable ends. For maximum color-matching flexibility Alliance T4 Premium Vinyl soffit is available in 15 contemporary colors that can be tastefully coordinated with all Alside siding, trim, and accent options.
To give you maximum flexibility, Alside offers this premium soffit in two styles – grained and smooth. Both styles feature deep V-groove profiles for crisp, clean shadow lines and traditional 4″ exposure widths.

Features and Benefits

  • Vented panels have an “outward weave” design for maximum visual appeal
  • Available in V-grove grain and smooth profiles
  • Traditional 4″ exposure width
  • Lifetime Transferable Warranty*
    *See printed warranty for complete details

Vertical InsulationV-Groove, Solid Softfit:Vertical SigingProfileV-Groove, Aerated Softfit


V-groove, Solid Soffit/Vertical Siding

Profile V-groove, Solid Soffit/Vertical Siding
Exposure Triple 4″
Projection 1/2″
Siding Thickness .040″ (nominal)
Texture(s) Detailed wood grain or matte finish
Color(s) 15 (matte available in white only)


V-groove, Aerated Soffit

Profile V-groove, Aerated Soffit
Exposure Triple 4″
Projection 1/2″
Siding Thickness .040″ (nominal)
Texture(s)  Detailed wood grain or matte finish
Color(s) 15 (matte available in center vent, white only)


Color Palette

Color Palette


Alliance T4 Soffit


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 Very good experience with roof replacement. Comfortable to work with. 
 We are so pleased with Brandon and his crew. They are very respectful, courteous. and committed to doing an excellent job. I would recommend Core Exteriors with 100 percent confidence that they will do a great job. 
 Very easy to work with. Quality job Was done on time as promised. I would highly recommend! 
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22043 Industrial Blvd Suite 1
Rogers, MN 55374
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