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HVAC Tips & Guides
Straight answers from our technicians about keeping your home comfortable.
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SEER Rating Chart: What Air Conditioner Efficiency Ratings Mean
A plain-English SEER rating chart for air conditioners and heat pumps. Learn what SEER2 means, the highest SEER ratings available, and what makes sense in Minnesota.
Read article →HeatingWhat Should Boiler Pressure Be? Reading Your Boiler Pressure Gauge
What your boiler gauge pressure should read, normal boiler PSI hot and cold, and what high or low boiler pressure means. Tips from Grove Mechanical boiler techs.
Read article →HeatingWhy Would a Pilot Light Go Out? Common Causes and Fixes
Why your furnace or boiler pilot light keeps going out: thermocouple problems, drafts, dirty pilot tubes and gas supply issues — and when to call for service.
Read article →DuctworkMetal Ductwork vs. Flex Duct: Which Is Better for Your Home?
Comparing metal ductwork and HVAC flexible ducting: airflow, durability, cost and where each belongs. Custom sheet metal duct work from Grove Mechanical.
Read article →Indoor Air QualityHow Does a Whole House Humidifier Work?
How a whole house humidifier works with your furnace, the difference between bypass, fan-powered and steam models, and why Minnesota homes need one in winter.
Read article →Indoor Air QualityHow to Maintain a Humidifier at Home
Simple whole house humidifier maintenance: replacing the water panel, cleaning the drain, setting the humidistat and when to call a pro.
Read article →Heating7 Signs It's Time to Upgrade Your Home Heating System
Signs to upgrade home heating system efficiency: rising bills, frequent repairs, uneven rooms, age and more. When to repair vs. replace your furnace or boiler.
Read article →CoolingAir Handler Maintenance: A Homeowner's Guide
What air handler maintenance includes, how often to do it, and maintenance of air handling units for heat pump and central air systems.
Read article →HeatingHow to Choose a Furnace Installer or Furnace Contractor
What to look for in furnace installers: licensing, load calculations, written quotes, warranties and local experience. Questions to ask any furnace contractor.
Read article →HeatingGas Furnace Service Checklist: What a Tune-Up Includes
What happens during gas furnace service: burner cleaning, heat exchanger inspection, carbon monoxide checks and more. Book natural gas furnace service near you.
Read article →HeatingCommon Furnace Repairs and What Causes Them
The most common residential furnace repair calls — ignitors, flame sensors, blower motors, limit switches — and what each repair involves.
Read article →CoolingDuctless AC Installation: What to Expect
Planning a ductless or split AC installation? How mini splits work, where they fit, how installation goes and what affects cost.
Read article →LocalHVAC in Grand Forks, ND: Heating and Cooling Service Guide
HVAC service in Grand Forks, ND and East Grand Forks, MN: furnace repair, AC installation, heat pumps and maintenance from Grove Mechanical.
Read article →CoolingWhen Was the Air Conditioner Invented? A Short History
The air conditioner was invented in 1902 by Willis Carrier. A quick history of air conditioning, from factories to today's high-efficiency home systems.
Read article →HeatingHeating and Furnace Repair: Get Ready Before Winter
Heating and furnace repair tips before winter in northwest Minnesota: what to test in fall, warning signs, and how to avoid a no-heat emergency.
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