To Our Customers: McDonald Heating, AC and Plumbing, Inc. is an essential business and will remain open to help serve you. We are taking all necessary precautions to protect you and our employees.
200 Auburn Street • Auburn, MA 01501

Serving Auburn & Worcester County

HVAC FAQ

HVAC FAQ

What is HVAC?   
How does an Air Conditioner work?   
What is ENERGY STAR?   
What manufacturer makes the best air conditioners?   
What are the benefits of air conditioning?   
What is the average life of a system?   
What is a Heat Pump?   
What is an Air Handler?   
What is a BTU?   
What is S.E.E.R.?   
How Can I Tell If My Heating System Is Working Efficiently?   
Should I repair or replace my system?   
What goes into Installing a New System?   
What makes up a ductless mini split system?   
How Does a Ductless Split System Work?   
Can I install a ductless mini split system myself?   
How noisy is a ductless mini split?   
Why do I blow fuses or why does my circuit breaker trip for my AC system?   
How do I reset my breaker when it has tripped off?   
When my air conditioner cycles on, I notice my lights blink. Is this normal?   
My smoke detector keeps chirping. What does this mean?   
What are furnace Ratings?   
What is Two-Stage Heating?   
When Should I Replace My Heating System?   
How Do I Know What Type of Heating System Is Right For Me?   
Will my new furnace work differently than my old one?   
How Often Does My Heating System Need To Be Serviced?   
What is the purpose of a furnace filter?   
How do I determine which filter to buy for my particular model of furnace?   
Do I have to use a filter that is manufactured by the same company that makes my furnace?   
What is a high efficiency filter, and do I need a high efficiency filter if I have a high efficiency furnace?   
How often do I need to change my furnace filter?   
What is a Thermostat?   
What are some types of Thermostats?   
What is Indoor Air Quality?   
What is the difference between UV Air Purifiers and air filtration?   
What is Air Purification?   
Do UV Air Purifiers produce increased ozone?   
Is UV Light harmful?   
What maintenance does a UV Air Purifier require?   
What is a MERV Rating?   
What does MERV mean?   
What are the life expectancies of filters?   
How often should I change my filter?   
How do you change a filter?   
Why do I need to change my filter?   
How often should I clean the filter?   
Why is it important to have regular maintenance on my home comfort system?   
What does the Warranty Cover?   
 
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Contact Information
Contact Information
We offer a promise of integrity and knowledgeable workmanship to all of our customers in the Auburn & Worcester County since 1987.
McDonald Heating, AC and Plumbing, Inc.
200 Auburn St. Auburn, MA 01501
508.832.5444
MA License # MPL15636
Office Hours: M - F  |  8am - 4pm
24/7 Service Available
 
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