Four Gang Masonry Box Extension, 2-1/2" Deep, with Conduit Knockouts
GI-TBX-425
$38.20
MSRP:
$68.28
This Garvin Industries TBX-425 Four Gang Masonry Box Extension is a practical solution for extending existing masonry boxes. The 2-1/2" depth and built-in conduit knockouts make it a versatile...
One Gang Masonry Box Extension, 2-1/2" Deep with Conduit Knockouts
GI-TBX-125
$16.40
MSRP:
$29.31
This One Gang Masonry Box Extension from Garvin Industries is the perfect solution for adding depth to existing masonry boxes. The 2-1/2" depth and built-in conduit knockouts make it versatile...
Two Gang Masonry Box Extension, 2-1/2" Deep with Conduit Knockouts
GI-TBX-225
$21.60
MSRP:
$38.67
The Garvin TBX-225 Two Gang Masonry Box Extension is designed to provide additional space and accessibility for electrical wiring in masonry applications. This 2-1/2" deep extension is equipped...
Three Gang Masonry Box Extension, 2-1/2" Deep with Conduit Knockouts
GI-TBX-325
$33.85
MSRP:
$60.58
Garvin Industries' TBX-325 is a robust solution for extending masonry boxes, providing an additional 2-1/2" depth and conduit knockouts for greater wiring flexibility.
Key Features and...
Five Gang Masonry Box, 3-1/2" Deep, Gangable, with Conduit Knockouts
GI-TB-535-G
$18.75
MSRP:
$68.67
This Five Gang Masonry Box is an essential component for electrical installations within masonry structures. Its 3-1/2" depth allows for ample wiring space, and the gangable design offers...
