OSA Heating & Cooling

Inspections

HVAC

HVAC

HVAC

HVAC

Bathroom.

HVAC

HVAC

HVAC

HVAC

HVAC

HVAC

See replace building permit 2022-631 condenser; add three registers for first floor.

See building permit 2022-631.

Install new on-demand HWH and run a gas line.

Install a new ducted zone to the existing AHU; add supplies, a return, and a motorized damper only.

Replace 2 ductless wall units and outdoor unit.

Replace AHU and condenser.

New master bathroom with a shower, toilet, double sink, and tub; replaced drain lines and water lines.

Run a gas line to the furnace and stove.

Install hydro air 4- ton and condenser (AC) and associated ductwork.

Replace the furnace (90+), condenser, and some ductwork.

Install a new gas furnace and air conditioning in the basement.

Install a new Ultra boiler with an indirect HWH.

Adding 1 zone of baseboard.

Install a new 2.5-ton AHU, outdoor condenser, and ductwork (an electrical permit is needed for wiring).

Replace propane gas boiler and 40 gallon indirect hwh.

Replace hwh washer and dryer/v 40 gallon and run gas line for stove and hwh.

Oil to gas emergency conversion 90+ combo boiler d/v.

Run gas line to oil to gas emergency conversion 90+ combo boiler d/v.

Add a ductwork zone for a finished basement family room, gym, and full bath, 1500 square feet (pre-existing).

Plumbing for a full bath in the finished basement (pre-existing).

Replacement hwh -renaii hang unit(existing).

Run gas pipe from the furnace to the LP tanks outside. Tanks by others.

Replace oil furnace to liquid propane furnace and fix some ductwork electrical hwh to stay dv.

Propane gas line, 3/4" x 30'.

Replacing the existing oil boiler with a natural gas Navien boiler.

Install a 4" chimney liner for a gas furnace.

Replace existing furnace washer and dryer/v 90+ and air conditioning.

Outside propane tank and gas lines. For bathroom and kitchen *. Propane tanks see 26322.

New ductwork for new mstr suite, 2 story addn over garage.

Install a new zone from the existing unit to the basement area, with new supply and return ducts. Interior restoration.

Replace the LP furnace with a natural gas 90+ direct-vent furnace and new air conditioning. All ductwork, gas, and electrical work by others.

Add 2 registers from existing ductwork to the basement.

Replaced oil furnace and some duct work 1 for 1. Not dv or not 90+.

Install new chimney liner6" s/s venting outside existing chimney.

Convert the boiler from oil to gas and install a new gas hot water heater (HWH). All else stays as is.

Install a new gas line for the gas boiler and a new HWH.