Sterling Promotions Inc. logo 

 Sterling Promotions Inc. text



About us





New Products

Extira Sign Board - Sign Products and Supplies

Extira Sheets, Extira Sign Materia
Previous Item

Next Item

Extira Sign Board


Extira for Signmakers, use Extira for exterior paint grade signs. Resists Moisture, Rot and Termites.

Extira panel must be primed and painted or finished before use. Treated exterior wood composite panel

Sanded two sides; smooth, unprimed surface. Moisture, rot, and termite resistant; treated with zinc borate

No added formaldehyde. One piece solid substrate - not laminated. Can be used for virtually any non-structural

paint grade application, including exterior millwork, door and window parts, signage, garage doors and other

architectural components

Extira has a Class C fire rating; Flame spread 120; Smoke developed 95. LEED Credits Supported: Indoor

Environmental Quality 4.4, MR 5.1, 5.2 dependent on location. 5-year warranty

Extira available in, 1/2", 5/8", 3/4", 1" and 1.1/4". Prices are subject to change without notice.

Qty/Product Weights Each Sheet
Extira -1/2 inches 4 x 8 ft. 69 Lbs. 159.65