Combination Boiler InstallationCombination Boiler Installation

Flow, return and gas supplyFlow, return and gas supply

Early stages of large installation with underfloor heating manifold and unvented hot water cylinderEarly stages of large installation with underfloor heating manifold and unvented hot water cylinder

Next stage of installationNext stage of installation

Next stage of installation with underfloor heating pipesNext stage of installation with underfloor heating pipes

Next stage of installationNext stage of installation

Next stage of installationNext stage of installation

Under floor heating installation systemUnder floor heating installation system

Under floor heating installation systemUnder floor heating installation system

Combi boiler pipeworkCombi boiler pipework

Long extended flueLong extended flue

Upgraded pipeworkUpgraded pipework

Old hot water cylinderOld hot water cylinder

New hot water cylinder and controlsNew hot water cylinder and controls

Wireless Room ThermostatWireless Room Thermostat

Old hot water storage tankOld hot water storage tank

New unvented cylinderNew unvented cylinder

Boiler in loft - vertical flueBoiler in loft - vertical flue

Preparing the system for PowerflushPreparing the system for Powerflush

Preparing to remove radiatorPreparing to remove radiator

Removing radiator in order to attach Powerflush machineRemoving radiator in order to attach Powerflush machine

Adding the connector to the heating system to attach the Powerflush machineAdding the connector to the heating system to attach the Powerflush machine

Connecting the Powerflush machineConnecting the Powerflush machine

Powerflush machine now connected to heating systemPowerflush machine now connected to heating system

Filling Powerflush machine with waterFilling Powerflush machine with water

Isolating electrics to pumpIsolating electrics to pump

Preparing magnetic filterPreparing magnetic filter

Adding Powerflush chemicals to the machineAdding Powerflush chemicals to the machine

Sludge and corrosion deposits beginning to collect on magnet after 5 minutesSludge and corrosion deposits beginning to collect on magnet after 5 minutes

Sludge and corrosion deposits collected on magnet after about 10 minutesSludge and corrosion deposits collected on magnet after about 10 minutes

Sludge and corrosion deposits collected after about 20 minutesSludge and corrosion deposits collected after about 20 minutes

Metallic and rust particles removed by powerflush (all of these photos were taken on a system which was not very dirty!)Metallic and rust particles removed by powerflush (all of these photos were taken on a system which was not very dirty!)