The recent InstaGrout Barrier seals transformer pad, J box, and switchgear base openings simple. The material helps prevent outages and service disruptions by creating a resilient and impermeable barrier that keeps out moisture and stops rodents, snakes, and insects such as wasps, spiders, and fire ants from burrowing up through earthen gaps into the pad enclosure.…
Duct sealant won’t let water in, or anything else
Sealant manufacturer American Polywater Corp.’s FST-250 sealant is a two-part, high-expansion “closed cell” foam that is superior to duct putty and aerosol canned foam.
Sealant barrier keeps out those critters
The manufacturer of a sealant barrier says its product is well suited for sealing transformer pad openings