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...
Six Gang Masonry Box Extension, 3-1/2" Deep with Conduit Knockouts
GI-TBX-635
$103.45
MSRP:
$184.91
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 Extension, 2-1/2" Deep with Conduit Knockouts
GI-TBX-525
$51.60
MSRP:
$92.23
The Garvin TBX-525 Five Gang Masonry Box Extension is designed to provide a seamless solution for extending existing masonry boxes. This 2-1/2" deep extension comes equipped with conduit...
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...
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...
