Fiberglass Transformer Box Pad, 42" x 42" x 18" - 12" x 21" Opening - BB4242181221A00 - Hubbell SiltSoxx Original The mats have overlapping flanges

The mats have overlapping flanges with an interlocking design and a secure connection system

Dimensions: 16" W x 22" L x 18" H

Weight: 503 lbs

It is also used for adhesive bonding of PROTECTION COURSE and MEL-DRAIN

Fiberglass Transformer Box Pad, 42" x 42" x 18" - 12" x 21" Opening - BB4242181221A00 - Hubbell SiltSoxx Original The mats have overlapping flangesHubbell Box Pads and Ground Sleeves provide a means to securely anchor and support the weight of pad mounted electrical equipment. By utilizing an array of designs, materials and sizes, Hubbell has developed a comprehensive product offeringtailored to meet your needs. We can provide a pad mounted equipment foundation or mounting solution forvirtually any piece of electrical equipment; from single and three phase transformers, to sectionalizing