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TetraHVAC contractor in Brookline, MA

Tetra is an HVAC contractor in Brookline, MA, ranked #29 of 1,261 HVAC contractors in Brookline and rated 4.6 from 183 Google reviews. Open 24 hours a day, 7 days a week.

Brookline, MAUpdated 0 paid placements in any rankingHow we rank

Call (413) 930-4281Website ↗

Key facts

Key facts about Tetra
Phone(413) 930-4281
Websitetetra.com
HoursOpen 24 hours, 7 days a week
Google rating4.6 from 183 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Brookline and 12 towns within 25 miles: Douglas, Uxbridge, Whitinsville, Blackstone, Northbridge, Mendon, Sutton, Webster, Oxford, Milford, Millbury and Grafton.

Based in Brookline, MAView on map

Opening hours

Opening hours for Tetra
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • 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.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.6from 183 Google reviews

Hired Tetra? Write a review

Questions about Tetra

How is Tetra ranked in Brookline?

Tetra is ranked #29 of 1,261 HVAC contractors in Brookline by CR Score, with 62 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 Tetra’s hours?

Tetra is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. 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 Tetra serve?

Serves Brookline and 12 towns within 25 miles: Douglas, Uxbridge, Whitinsville, Blackstone, Northbridge, Mendon, Sutton, Webster, Oxford, Milford, Millbury and Grafton. 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 Tetra?

Tetra has a rating of 4.6 from 183 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 Tetra?

Call Tetra on (413) 930-4281. 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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