Diamond London HVAC

About

Diamond London HVAC is a full-service HVAC contractor based in London, England. Since 1980, we have built a reputation for honest, dependable service. Whether you need a new furnace installation, air conditioner repair, or a complete HVAC system upgrade, our factory-trained technicians are ready to help.

Services

• Boiler Services
  GBP 219–616 · ESTIMATE
• HVAC System Design
  GBP 243–596 · ESTIMATE
• Heat Pump Services
  GBP 220–323 · ESTIMATE
• Heating Repair
  GBP 163–399 · ESTIMATE
• Preventive Maintenance
  GBP 139–488 · ESTIMATE

Brands We Work With

Credentials

• License: GS-930659 Verified
• Insurance: Verified
• Background check: —
• Employees: 26-50
• Service radius: 21 km

Reviews (10)

• ★★★★★
  Five stars

  Diamond London HVAC did an amazing job. The technician arrived on time, was very knowledgeable, and fixed the issue quickly. Fair pricing too.

• ★★★★★
  Excellent work

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

• ★★★★★
  Five stars

  Very happy with the service from Diamond London HVAC. They replaced our entire HVAC system and the difference is night and day. Highly recommend.

• ★★★☆☆
  Reliable and fair

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

• ★★☆☆☆
  Would use again

  The team from Diamond London HVAC was friendly and efficient. They completed the AC installation ahead of schedule. Very satisfied.

• ★★★★★
  Great service!

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

• ★★★★☆
  Highly recommend

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

• ★★★★☆
  Outstanding service

  The team from Diamond London HVAC was friendly and efficient. They completed the AC installation ahead of schedule. Very satisfied.

• ★★★★★
  Quality workmanship

  Outstanding customer service from start to finish. Diamond London HVAC went above and beyond to make sure we were comfortable.

• ★★★★★
  Outstanding service

  Called Diamond London HVAC for an emergency repair and they were here within an hour. Professional, courteous, and got everything working again.