Brady 71655 fire extinguisher sign, fiberglass, 4″w x 24″h extremely durable b-120 premium fiberglass will not chip, fade, rust, shatter or peel for up to 25 years. Graphics are permanently embedded within the sign panel, allowing for use in the most severe environments. Excellent chemical and abrasion resistance. Ideal for both indoor and outdoor applications. Sign: fiberglass, white on red, 24 in h x 4 in w, fire extinguisher.