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Alterna Series

 

Dependable and durable!

Alterna II, R-6.6 polystyrene insulated steel door.

The Alterna II is a 2-inch thick (50 mm) polystyrene insulated steel door with classic raised panels (CC) and an R-6.6 thermal insulation factor.  It is available in four colors and covered by a 15 year limited warranty.

Alterna, non-insulated steel door.

A non-insulated 2 inch thick steel door with classic raised panels (CC), the Alterna is ideal for garages with minimal insulation requirements.  It is available in four colors and covered by a 15 year limited warranty.

 

Panel Styles and Colors

Available Colors

Ice White
(QC-7207
Metro Brown
(QC-8228)
Desert Sand
(QC-8142)
Claystone
(QC-5977)

Note: The colors shown on this page are as exact as printing techniques will allow.  Please request an actual color sample.

Panel Styles

Classic raised panels (CC)

Windows

Made of ⅛ in. (3 mm) plain glass with a synthetic resin frame that won't fade.  Garaga decorative windows give your door an attractive appearance.  The Alterna Series doors are available with plain glass windows (21 in. X 13 in.) with or without plastic inserts.  Several insert designs are available: Williamsburg, Stockton, Cathedral, Sherwood.

Plastic Inserts
Clear Glass

Number of windows (21 in. X 13 in.)

Width (ft.)

8

9

10

12

14

16

Number

4

4

5

6

7

8

Main Components

Dimensions

Alterna II
Alterna

Width

5 ft., 8 ft., 9 ft., 10 ft., 12 ft., 14 ft., 16 ft.

Height

6 ft. 6 in. to 8 ft.
in 3-in. increments (4 sections)

Also available: 9 ft. and 10 ft. heights to allow passage of RV's.

Contact Stateline Doors to place your order today at 860-741-5955