Plumbing, Heating & Air Conditioning in Hollis, NH

Expert Pipe Repair and Plumbing Services

Expert Pipe Repair and Plumbing Services

You can depend on our quality work, expert service and fair pricing for all pipe leak repairs, re-piping, system upgrades and plumbing emergency needs. No matter the size of the project, we deliver peace of mind at the right price.

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How the Denommee way scales-up.

How the Denommee way scales-up.

A quick overview of one of our larger projects that recently wrapped. No matter the size of the work, our teams approach it the same— we employ the latest and best technologies and processes, intelligently, with a craftsman's careful attention to...

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6 Signs that your water heater is failing.

6 Signs that your water heater is failing.

Don’t wait for a catastrophe: Be alert for signs your water heater is failing. Most people have no idea that their water heater is about to fail. But there are signs to watch for (not just sopping wet carpet, or water on the garage floor). You can avoid...

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Wanted: Experienced Technician to our HVAC staff.

We are looking to add a skilled, experienced technician to our HVAC staff. We offer an outstanding work environment; one that is flexible, supportive, progressive and friendly with room for growth and career advancement. Employee success and...

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Geothermal Pump and Pipe Installation, West Newton, MA.

Geothermal Pump and Pipe Installation, West Newton, MA.

A recent geothermal pump and piping installation for a facility in West Newton. Beautiful work by Matt and Tyler featuring flameless press fit copper and roll-grooved steel piping. Another stellar example of how our name and reputation are on everything we do.

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Phil Garside – Commercial Plumbing Foreman

Phil Garside – Commercial Plumbing Foreman

A new year and a new face! Denommee Plumbing, Heating & Cooling welcomes Phil Garside to our team. In his role as a, Phil brings a wealth of in-field technical knowledge and crew leadership experience to us. Phil holds Plumbing and Gas licenses in Massachusetts...

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Cold and flu season bugging you?

Cold and flu season bugging you?

Cold and flu season bugging you? We can turn your home’s heating & cooling (HVAC) system into a whole-house air sanitizing defense against the flu measles and more! The CDC recommends a yearly flu vaccine that is 19-60% effective.* Give yourself and your family...

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$100 OFF PLUMBING SERVICE OF $600 OR MORE

$100 OFF PLUMBING SERVICE OF $600 OR MORE

  Call now to book clean, fast, expert plumbing installation, service and repair. Denommee is to love me! Be sure to use promo code 1F9PS. Coupon cannot be combined with any other offers. Denommee Plumbing,...

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Residential Plumbing in Hollis

  • Kitchen & Bathroom Remodeling
  • New Construction
  • Service Plumbing – Faucets, Fixtures, Pipe Repair, Drain Clearing
  • Water Heater – Sales, service, and installation of all manufacturers of tankless, electric, hybrid electric, tank type gas, and indirect fired water heaters.
  • Gas Piping – New installations and alterations of existing systems of natural gas, and liquefied propane.
  • Sump Pump – Service and installation of basement dewatering systems.
  • Water Piping – Water service upgrade, irrigation system connections
  • Sewer Piping – Replacement of old, faulty cast iron. Alterations and installation of new piping, above and below ground
  • Water Filtrations – Installation of sediment type water filters and water softeners

Residential Heating in Hollis

  • Warm Air Furnaces –Sales, service and installations of all manufacturers of warm air furnaces
  • Heating Boilers – Sales, service, and installations of all manufacturers of heating boilers, natural gas, propane and oil
  • Heat Pumps – Sales, service and installations of all manufacturers of heat pumps
  • Solar
  • Geo Thermal – All facets of complete geo thermal installations and preventative maintenance
  • Radiant Floor
  • Hydronic Heating
  • Central Humidifier

Residential Cooling in Hollis

  • Ductless Splits
  • Central Air Conditioning – Sales, service and installation of conventional split systems and all aspects of installation and service for systems utilizing VRF technology
  • ERVs – Sales, service and installations many brands and sizes of energy recovery units