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DMIHVAC contractor in Litchfield, NH

DMI is an HVAC contractor at 5 Northern Blvd Ste 5, Amherst, NH 03031, ranked #30 of 539 HVAC contractors in Litchfield and rated 5.0 from 10 Google reviews. Open 7 days a week.

Litchfield, NHUpdated 0 paid placements in any rankingHow we rank

Call (603) 882-4300Website ↗

Key facts

Key facts about DMI
Address5 Northern Blvd Ste 5, Amherst, NH 03031, Litchfield, NHGet directions
Phone(603) 882-4300
Websitedmihvac.com
HoursMonday to Friday: 7:30 AM – 3:30 PM; Saturday and Sunday: open 24 hours
Google rating5.0 from 10 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category
  • Plumbingadditional Google category

Service area

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

Based in Litchfield, NHView on map

Opening hours

Opening hours for DMI
DayHours
Monday7:30 AM – 3:30 PM
Tuesday7:30 AM – 3:30 PM
Wednesday7:30 AM – 3:30 PM
Thursday7:30 AM – 3:30 PM
Friday7:30 AM – 3:30 PM
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

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.

Compare nearby HVAC contractors

DMI compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
DMI (this business)—595.0 (10)—YesYes
Triumph Home Services#28594.9 (539)—YesYes23.6 mi
Clear All Cooling & Heating#29595.0 (54)—YesYes13.6 mi
Cool-Rite Mechanical Inc.#31594.9 (183)—YesYes18.8 mi

See all 539 ranked HVAC contractors in Litchfield

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 10 Google reviews

Hired DMI? Write a review

Questions about DMI

How is DMI ranked in Litchfield?

DMI is ranked #30 of 539 HVAC contractors in Litchfield by CR Score, with 59 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are DMI’s hours?

DMI is open 7 days a week. Its listed hours are Monday to Friday, 7:30 AM – 3:30 PM; Saturday and Sunday, open 24 hours. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

What areas does DMI serve?

Serves Litchfield and 11 towns within 25 miles: Milford, Hollis, Merrimack, Nashua, Hudson, Bedford, Londonderry, Derry, Pelham, Windham and New Ipswich. 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 DMI?

DMI has a rating of 5.0 from 10 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 DMI?

Call DMI on (603) 882-4300. The business is at 5 Northern Blvd Ste 5, Amherst, NH 03031, Litchfield, NH. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

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