1814 Knollwood Rd HVAC replacement permit issued for furnace

Amy Massey has an issued residential HVAC permit to replace a gas furnace at 1814 Knollwood Rd, with Prudential HVAC listed as the contractor. The job replaces one system (equipment in the basement, outdoor condenser at ground level) with an 80-type furnace; the record shows current and proposed tonnage at 4 and lists an estimated cost of $1 (likely a placeholder).