Monthly Archives: May 2011

Coring Through Our Concrete – Day 1

After confirming the location of our PEX in the concrete, we started coring through the penetrations today.  As before, we had Penhall Company send a technician to do the coring. The penetrations are for water supply (hot and cold), drains, drain vents, air ducts, hydronic heating/cooling (supply and return), and electrical wiring.  The holes (penetrations) […]