Questions To Ask About a Home's Mechanical Systems

This checklist doesn't replace a thorough home inspection, but make sure you ask and understand the answers to these questions:

ELECTRICAL

1) Is the amperage high enough for needs of modern lifestyles?

2) Is any knob-and-tube wiring still active?

3) Has the electrical service or panel been changed in any way? (If yes, ask for permits)

4) Are there and hidden junction boxes?

5) Are fuses or circuit breakers overloaded?

6) Are there enough outlets throughout the house?

7) Are all outlets near water sources properly grounded (GFCI)?

PLUMBING

1) What material is used for supply lines?

2) What material is used for waste lines?

3) How big are the main supply lines?

4) Is there adequate water pressure?

5) Are there any signs of water or waste backing up?

6) Do toilets and sinks drain quickly?

7) Is the vent stack the correct height above the roof line?

WATER HEATER

1) Is it in good condition and how old is it?

2) Is it big enough for your needs?

HVAC SYSTEMS

1) What type of furnace and heat distribution is there?

2) How old is the furnace and what is it's life expectancy?

3) When was the furnace last serviced?

4) What is the condition of the oil tank if any?

5) Are there any unused oil tanks in the basement or elsewhere on the property?

6) What is the condition of the ductwork?

7) Are all vents open and receiving airflow?

8) Are all rooms adequately heated?

9) How old is the air conditioning system and what is its life expectancy?