Letter of Recommendation

Code Alert

International Energy Conservation Code Update:

Mandatory as of 04/01/2014

Code 403.3 Mechanical System Piping Insulation (Mandatory)

Mechanical system piping capable of carrying fluids above 105 °F (41°C) or below 55 °F (13°C) shall be insulated to a minimum of R-3 (closed cell foam insulation).