3 Ground Source Heat Pump (GSHP) System Design Questions Expert Instructor Ryan Carda discusses vertical boring systems, horizontal ground loops and Energy Recovery Ventilator ducting on the IGSHPA Certified GeoExchange Designer (CGD Plus) Training discussion board… Student 1: Would you say that the addition costs associated with vertical boring are greater than the cost… Continue reading “3 Ground Source Heat Pump (GSHP) System Design Questions”