Pinhoe Renovation: Phase 1 Heat Pump and MVHR Preparation Nearly Complete

Flow gauge on new copper pipework during the Pinhoe heat pump renovation in Exeter

Phase 1 of the Pinhoe renovation nearly done: low-temperature aluminium radiators with flow-meter valves, and the MVHR unit mounted ready for ductwork. Read more

Vaillant aroTHERM Annual Heat Pump Service and Fault Finding

Lagged heat pump flow and return pipework

A routine Vaillant aroTHERM service that turned into fault-finding: thin or missing pipe lagging, leaks, noisy pipework and wrong outdoor temperature settings stopping the heat pump switching on. Read more

Heat Pump Fault Finding: A Water Flow Problem

Heat pump controller display during fault finding

On a family break, a pool heat pump that wasn’t keeping the pool warm. The cause: low water letting air into the pump. A lesson in checking flow first. Read more

Vaillant Heat Pump Service in Exmouth: Why Correct Installation Matters

Insulated heat pump pipework on a brick wall during a Vaillant heat pump service in Exmouth

A Vaillant heat pump service in Exmouth that turned up several installation and setup problems, and the signs your own heat pump isn’t running as it should. Read more

MVHR Ducting Installation in Pinhoe, Exeter

MVHR ducting being installed in a loft in Pinhoe, Exeter

MVHR ducting going in during the Pinhoe, Exeter renovation, and why the duct layout makes or breaks how well the system works. Read more

Our Workshop Air Conditioning Test Rig

Engineer with an air-to-air heat pump training rig

Dean and Max fitted a working air-to-air heat pump in the SAFEXE workshop, so we can test heating and cooling modes and practise fault-finding before we’re in your home. Read more

Ongoing Training in Heat Pumps, Ventilation and Air Conditioning

Training equipment display

The heat pump, ventilation and air conditioning training behind our installs: F-Gas Category 1, domestic ventilation (MVHR and MEV), and manufacturer courses with Ideal, Daikin and Vaillant. Read more