One Gang Masonry Box Extension, 2-1/2" Deep with Conduit Knockouts
GI-TBX-125
$14.15
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...
Four Gang Masonry Box Extension, 2-1/2" Deep, with Conduit Knockouts
GI-TBX-425
$32.94
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...
Three Gang Masonry Box Extension, 2-1/2" Deep with Conduit Knockouts
GI-TBX-325
$29.23
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...
Two Gang Masonry Box Extension, 2-1/2" Deep with Conduit Knockouts
GI-TBX-225
$18.66
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...
Five Gang Masonry Box, 3-1/2" Deep, Gangable, with Conduit Knockouts
GI-TB-535-G
$16.22
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...
Two Gang Masonry Box Extension, 3-1/2" Deep with Conduit Knockouts
GI-TBX-235
$27.82
This Two Gang Masonry Box Extension from Garvin Industries is a reliable solution for extending masonry boxes in a variety of settings. The 3-1/2" depth and built-in conduit knockouts make it...
Six Gang Masonry Box Extension, 3-1/2" Deep with Conduit Knockouts
GI-TBX-635
$89.20
Garvin Industries' TBX-635 is a six gang masonry box extension designed to add depth to existing masonry boxes. The 3-1/2" deep extension is equipped with conduit knockouts, providing...
Five Gang Masonry Box, 3-1/2" Deep, Non-Gangable, with Conduit Knockouts
GI-TB-535
$10.23
This Five Gang Masonry Box is a robust and secure solution for electrical installations within masonry walls. Its 3-1/2" depth provides ample space for wiring and electrical components, while...
One Gang Masonry Box, 2-1/2" Deep, Gangable, With Conduit Knockouts
GI-TB-125-G
$3.25
This Garvin Industries TB-125-G One Gang Masonry Box is designed for solid and secure installation in masonry walls. Its 2-1/2" depth allows for accommodating a variety of electrical devices and...
