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Therma-HEXX CorporationHVAC contractor in Portsmouth, NH

Therma-HEXX Corporation is an HVAC contractor at 199 Constitution Ave #7, Portsmouth, NH 03801. Open Monday to Friday.

Portsmouth, NH0 paid placements in any rankingHow we rank

Call (603) 319-8815Website ↗

Key facts

Key facts about Therma-HEXX Corporation
Address199 Constitution Ave #7, Portsmouth, NH 03801Get directions
Phone(603) 319-8815
Websitetherma-hexx.com
HoursMonday to Friday: 8 AM – 5:30 PM

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeadditional Google category
  • Solaradditional Google category

Service area

Serves Portsmouth and 11 towns within 25 miles: Rye, Stratham Station, Hampton, Newmarket, Exeter, Durham, Seabrook, Dover, Kingston, Somersworth and Barrington.

Based in Portsmouth, NHView on map

Opening hours

Opening hours for Therma-HEXX Corporation
DayHours
Monday8 AM – 5:30 PM
Tuesday8 AM – 5:30 PM
Wednesday8 AM – 5:30 PM
Thursday8 AM – 5:30 PM
Friday8 AM – 5:30 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • 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.

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Questions about Therma-HEXX Corporation

What are Therma-HEXX Corporation’s hours?

Therma-HEXX Corporation is open Monday to Friday. Its listed hours are Monday to Friday, 8 AM – 5:30 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Therma-HEXX Corporation serve?

Serves Portsmouth and 11 towns within 25 miles: Rye, Stratham Station, Hampton, Newmarket, Exeter, Durham, Seabrook, Dover, Kingston, Somersworth and Barrington. 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.

How do I contact Therma-HEXX Corporation?

Call Therma-HEXX Corporation on (603) 319-8815. The business is at 199 Constitution Ave #7, Portsmouth, NH 03801. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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