Substrate Signs

Increase the visibility outside of your building or business and improve the experience inside your building using the right mix of visual communication tools from Spectrum Signs & Graphics.  Your message deserves to stand out, whether it’s a small or large sign, Spectrum Signs & Graphics provides solutions to all your building signage needs.

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Aluminum panels offers a continuous flat and rigid surface ready for vinyl or full digital printing. It can be used for outdoor, long term applications, real estate signs, warehouse signs, license plates, parking signs, regulatory signs, etc..

You can also put these 4×8 or 4×10 signs together to make one LARGE sign!

Aluminum signs lasts up to 3 to 5 years.

One of our most popular substrates to use outdoors. 

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Corrugated Plastic

Corrugated plastic boards which essentially is plastic cardboard, and are made from three layers of thin, polypropylene plastic substrate.

Used for vinyl lettering or digital printing. Great for short term temporary signage, political signs, sales signs, disposable, routed signs…

Available in 4’ x 8’ sheets and smaller 24” x 18” signs, 4mm, 10mm.

Corrugated plastic lasts up to 12 months

Great cost efficient signage!

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Extruded PVC

Foamed PVC sheet and sign blanks are a versatile, lightweight and durable material option for creating all types of signs and displays. The material has a smooth, uniform surface that optimally designed for digital printing.

Uses include indoor signage, retail signage, routed signage…  

Available in thicknesses from 3mm – 6mm, 4’ x 8’ and 5’ x 10’.

PVC blanks lasts up to 24 months.

Excellent for interior signage.



Polycarbonate is a durable, high performance thermoplastic,  stable,  and extremely impact resistant.

Available in various custom sizes and thicknesses.

Polycarbonate have a 5 plus year lifespan with proper placement and care.

Polycarbonate is more common in the signage industry, especially in applications where any of its main features high impact resistance, temperature resistance, optical properties are required.