Low Temperature (LT) Engineer Grade (EG) Reflective Numbers & Letters utilize a special adhesive backing that is manufactured to withstand cold conditions. The pressure sensitive adhesive is applied to Engineer Grade reflective film for high nighttime visibility. Pressure Sensitive Adhesive Applicable Codes: Meets ASTM D4956 Type 1, Class 4 Vandal Resistant: Shreds when Tampered with Can be applied at 10°F instead of the standard 65°F
