Coldharbour Air
All services
Refrigerant Regas
For units that run but blow lukewarm air, usually a sign the refrigerant charge has dropped through a small leak or age. We test the system, find any leak where possible, and recharge to the manufacturer's specification.
£120per unit
What is included
- ✓Pressure test before topping up
- ✓Leak search where a drop is found
- ✓Recharge to manufacturer specification
- ✓F-Gas certified handling and logging
- ✓Post-charge performance check
- ✓Advice on repair if a leak is found
Request a quote
We'll call back to ask a few details and, if needed, arrange a visit or free phone quote.
Why people call us back next year
No guessing on gas type
We match the refrigerant to what the unit was designed for.
Leaks aren't just topped up and ignored
A repeat low charge points to a leak, we'll say so rather than recharge every year.
How a booking usually goes
- 1Pressure checkWe confirm the unit is actually low before touching the gas charge.
- 2Leak checkIf pressure keeps dropping, we look for the source before recharging.
- 3RegasThe system is charged to spec and tested under running conditions.
What clients in the area say
★★★★★
The engineer covered the carpet before he even opened his toolbox, which sold me straight away. The split unit's been running through two heatwaves now without a single rattle.
Sarah M., Clapham, London★★★★☆
They diagnosed the leak in under twenty minutes when the last lot took two visits and still hadn't found it. Only knocked off a star because the first appointment ran late, but they messaged to warn me.
Tom R., Manchester★★★★★
Office unit had been dripping onto the server rack for weeks. They sorted the drain, cleaned the filters, and it's been dry and quiet ever since. Invoice matched the quote to the penny.
Priya K., BirminghamNeed a unit looked at or fitted?
Send us the postcode and a line about what's happening, we usually call back within the same working day. There's no charge for the quote itself.