Aug 14, 2022
In this episode The Boys speak to Shawn Marshall, the East Coast Academy Trainer for Navien (tankless water heaters and boilers), about some common venting mistakes seen with today's high efficiency equipment.
Aug 14, 2022
In this episode The Boys speak to Shawn Marshall, the East Coast Academy Trainer for Navien (tankless water heaters and boilers), about some common venting mistakes seen with today's high efficiency equipment.