🚨🚨 EMERGENCY PLUMBER LONDON — Available 24/7Call 07391 418 640
Same-Day HIU Engineers Available

Intatec Boiler Repair
HIU London

Intatec HIUs are commonly installed in London's social housing and privately managed apartment blocks. Our engineers are experienced with all Intatec HIU models and carry common Intatec spare parts to complete most repairs on the first visit.

Gas Safe Reg No: 217785 24/7 Emergency Line 12-Month Guarantee All Intatec Models

Common Intatec Boiler / HIU Faults

No hot water from the Intatec HIU
Heating not functioning independently
Intatec controller showing fault codes
DHW plate heat exchanger scaling or blockage
Leaking primary circuit connections
Actuator not opening or closing correctly

Signs Your Intatec Boiler / HIU Needs Attention

No hot water in the morning
Fault code visible on Intatec display
Cold radiators despite network heat available
Dripping or weeping from valves

What Our Engineer Checks on a Intatec HIU

Every Intatec HIU fault call starts with a full systematic diagnostic — not a guess and replace approach. We follow a structured checklist to identify the root cause accurately.

Intatec controller diagnostics and fault log
Plate heat exchanger differential temperature
DHW actuator function test
Primary flow and return temperatures
Strainer condition and flow restriction

Intatec Boiler Repair HIU Process

1

Call or Book Online

Contact us 24/7. Tell us your address and that you have a Intatec HIU fault and we will dispatch the nearest available engineer.

2

Engineer Arrives

A specialist HIU engineer arrives — typically within 1–2 hours for emergencies. We carry common Intatec HIU spare parts on every van.

3

Diagnosis & Fixed Quote

We diagnose the fault, explain the cause in plain English, and give you a fixed price before any work begins. No hidden charges.

4

Repaired & Guaranteed

Most Intatec HIU repairs are completed on the same visit. All work is backed by our 12-month parts and labour guarantee.

For Property Professionals

Intatec HIU Servicing for Landlords & Managing Agents

If you manage flats with Intatec HIUs, we provide annual servicing contracts, rapid-response repairs and full documentation for every visit. We work with landlords, managing agents and housing associations across London.

  • Annual Intatec HIU service certificates
  • Priority same-day response for tenant callouts
  • Written report after every visit
  • Multi-property discounts available
  • Direct tenant liaison if required

Frequently Asked Questions

Intatec HIU Fault?

Call Us Now

Same-day Intatec HIU repairs across London. 7 days a week.

Why Choose Us?

Gas Safe Registered

Reg No: 217785 — certified and fully insured.

HIU Specialists

Experienced with Intatec and all major HIU brands.

Same-Day Available

7 days a week including weekends.

12-Month Guarantee

All parts and labour guaranteed.

5-Star Reviews

Trusted by London landlords and residents.

Free Callback

Request a Callback

Leave your details and we'll call you back within 15 minutes.

or call us directly: 0330 520 1642

Book a Intatec Boiler Repair HIU Engineer Today

Same-day repair, service and fault diagnosis across London.

Landlords, managing agents and housing associations welcome.