Diamond ThermalTech One

About

Welcome to Diamond ThermalTech One, where comfort meets expertise. Established in 1980, we have grown to become one of Swansea's most trusted HVAC service providers. Our team handles air conditioning, furnace repair, heat pump installation, ductless systems, and more across the Wales area.

Services

• Energy Audits
• Heating Repair

Brands We Work With

Credentials

• License: GS-812910 Verified
• Insurance: Verified
• Background check: Passed
• Employees: 11-25
• Service radius: 30 km

Reviews (3)

• ★★★★★
  Quality workmanship

  Had Diamond ThermalTech One come out for our annual maintenance. The tech was thorough and explained everything. Good value for the price.

• ★★★★★
  Excellent work

  We have used Diamond ThermalTech One for years and they never disappoint. Honest pricing, quality work, and they always clean up after themselves.

• ★★★★★
  Fair pricing

  Diamond ThermalTech One diagnosed and fixed our heating issue when two other companies couldn't figure it out. True experts.