Wall Furnace

Perform residential load calculation in accordance with the current version of ANSI/ACCA Manual J (Residential Load Calculation) or equivalent using interior design temperatures of 70 degrees for heating

Calculated loads based on post-retrofit dwelling characteristics

Select new unit that:

is ENERGY STAR^® qualified or equivalent

is ducted if conditioning multiple rooms

Install unit per manufacturer specifications and in accord with applicable building code

Supply air temperature and gas pressure will be within the manufacturer specifications

Install a wall mounted thermostat that is not directly affected by supply air flow

Pipe condensate away from the building or to a sanitary drain

Insulate condensate drain to a minimum of R-3 if danger of freezing or condensation exists

Before installing unit, seal adjacent framing or cavity if recessed into wall

After installation, seal the perimeter with suitable materials

Seal all penetrations through the thermal boundary

Permanently remove equipment from job site and recycle or dispose of removed equipment and refrigerant in accordance with local and federal law (e.g., EPA Section 608 of Clean Air Act of 1990)

Permanently decommission old equipment

Provide occupants/owners with user's manual, warranty information, installation instructions and installer contact information