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MASI Plumbing, Heating & ACHVAC contractor in Nashua, NH

MASI Plumbing, Heating & AC is an HVAC contractor at 36 E Otterson St, Nashua, NH 03060, rated 4.4 from 87 Google reviews. Open Monday to Saturday.

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Call (603) 889-2331Website ↗

Key facts

Key facts about MASI Plumbing, Heating & AC
Address36 E Otterson St, Nashua, NH 03060Get directions
Phone(603) 889-2331
Websitemasiplumbinghvac.com
HoursMonday to Friday: 8 AM – 5 PM; Saturday: 8 AM – 12 PM
Google rating4.4 from 87 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category
  • Plumbingbusiness name

Service area

Serves Nashua and 11 towns within 25 miles: Hudson, Litchfield, Hollis, Pelham, Merrimack, Windham, Londonderry, Derry, Milford, Derry Village and Salem.

Based in Nashua, NHView on map

Opening hours

Opening hours for MASI Plumbing, Heating & AC
DayHours
Monday8 AM – 5 PM
Tuesday8 AM – 5 PM
Wednesday8 AM – 5 PM
Thursday8 AM – 5 PM
Friday8 AM – 5 PM
Saturday8 AM – 12 PM
SundayClosed
  • Open evenings — no
  • Open Saturdays
  • Open Sundays — no

Typical heating and cooling prices

Typical heating and cooling prices
JobLowTypicalHigh
AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range$3,887$5,978$8,073
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range$2,823$4,814$6,896

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Reviews

ContractorsRanked reviews

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Google

4.4from 87 Google reviews

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Questions about MASI Plumbing, Heating & AC

What are MASI Plumbing, Heating & AC’s hours?

MASI Plumbing, Heating & AC is open Monday to Saturday. Its listed hours are Monday to Friday, 8 AM – 5 PM; Saturday, 8 AM – 12 PM. On Saturdays it is open 8 AM to 12 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does MASI Plumbing, Heating & AC serve?

Serves Nashua and 11 towns within 25 miles: Hudson, Litchfield, Hollis, Pelham, Merrimack, Windham, Londonderry, Derry, Milford, Derry Village and Salem. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.

What do Google reviews say about MASI Plumbing, Heating & AC?

MASI Plumbing, Heating & AC has a rating of 4.4 from 87 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact MASI Plumbing, Heating & AC?

Call MASI Plumbing, Heating & AC on (603) 889-2331. The business is at 36 E Otterson St, Nashua, NH 03060. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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