Commercial & residential HVAC

  • AC Installation & Replacement
  • AC Filter Replacements
  • Ductless Mini Split AC Systems
  • AC Repair & Maintenance
  • Air Handler Services
  • Evaporator Coil Services
  • Air Quality
  • Air Duct Repairs
  • Dehumidifiers
  • High Efficiency Air Filtration
  • Humidifiers
  • UV Air Sanitizers

When it comes to honest and efficient HVAC services in Groveland, MA, Mark Jr Plumbing & Heating Inc is the contractor to call, day or night.

Air Conditioning

If your old air conditioning system is in need of replacement - or if you've never had air conditioning installed at all - Mark Jr Plumbing & Heating will be happy to serve you. Summers in the Merrimack Valley areas can be brutal; staying cool is on everybody's mind. We understand the urgency many people feel in getting their air conditioning up and running, and can quickly, efficiently and expertly handle all manners of commercial and residential A/C installation.

Ventilation Systems

Do you need reliable indoor air quality system installation and repair service? Indoor air quality is an important topic, especially when you consider the majority of people spend about 90 percent of their time inside. The quality of indoor air is always in question, with some estimates saying that the air outdoors can be up to five times cleaner than the air inside your house. Spending so much time breathing dirty air into your lungs is bound to cause problems sooner or later. That’s why indoor air quality systems make so much sense. We provide custom installation, so call Mark Jr Plumbing & Heating to schedule your free estimate today.