STI - Firestop Authority
STI - Firestop Authority 1/8" 4 1/4" x 4 1/4" SpecSeal EP Powershield Electrical Box Insert
Item:
#385443
Product:
#STCEP45
Manufacturer:
#EP45
Size:
4 1/4" x 4 1/4"
- Applicable Standards: ASTM E84 (UL723)
ASTM E90
ASTM E814 (UL1479)
CAN/ULC-S115