DIY accessories

Advanced system store - the most efficient boiler in the UK as rated by SEDBUK The Ultrapower sxi is designed for the larger property, it provides endless hot water on demand through an innovative storage system with fast reheat times and combi back-up, all within a single appliance that fits in an airing cupboard. The innovative shift load storage system of the Ultrapower sxi generates hot water whenever a tap is turned on and by drawing on the internal storage system at the same time it can... less info

Advanced system store - the most efficient boiler in the UK as rated by SEDBUK The Ultrapower sxi is designed for the larger property, it provides endless hot water on demand through an innovative ... more info

Wall hanging storage combi that provides endless hot water on demand from multiple taps The Xtramax HE delivers endless hot water on demand through an innovative internal store that lets you draw hot water from 2 or 3 taps at the same time whilst maintaining a high flow rate. The unique store delivers up to 200 litres of hot water by using water stored within the integral tank whilst simultaneously producing DHW in normal combi mode.   Key Features •SEDBUK A •NOx Class 5 •Advanced Diagnostics... less info

Wall hanging storage combi that provides endless hot water on demand from multiple taps The Xtramax HE delivers endless hot water on demand through an innovative internal store that lets you draw h... more info

·  Restores efficiency to all types of water heater ·  Powerful acid limescale remover, dissolves up to 50% of its own weight of limescale ·  Corrosion inhibited ·  Colour change indicated when exhausted ·  Safe to apply and easy to use   Product Uses Fernox DS-3 is used for removing limescale from any type of water heater to restore its efficiency.  It is safe to use with steel, stainless steel, cast iron, copper, brass, PVC, ABS rubber polythene and most plastic pipework.      Limitations: ... less info

·  Restores efficiency to all types of water heater ·  Powerful acid limescale remover, dissolves up to 50% of its own weight of limescale ·  Corrosion inhibited ·  Colour change indicated when exh... more info

10 Piece Set. Dry-cut Diamond Core Kit. Cuts all brick and block applications. For fan vent and boiler installation and popular water waste sizes. Supplied in a sturdy trolley case for easy, safe storage. Laser-welded 10mm high segments for strength and long life. Screwfix less info

10 Piece Set. Dry-cut Diamond Core Kit. Cuts all brick and block applications. For fan vent and boiler installation and popular water waste sizes. Supplied in a sturdy trolley case for easy, safe s... more info

·    Quick and convenient - doses in 30 seconds ·    Simple to use with no mess ·    Added via a radiator adapter or filling loop supplied ·    Protects against corrosion and limescale ·    Non-toxic, environmentally friendly formulation ·    100% recyclable can ·    Maintains system efficiency and extends boiler life ·    Suitable for use with all metals and materials including aluminium             Product Uses  Fernox Central Heating Protector F1 Express is an aerosol product designed to m... less info

·    Quick and convenient - doses in 30 seconds ·    Simple to use with no mess ·    Added via a radiator adapter or filling loop supplied ·    Protects against corrosion and limescale ·    Non-tox... more info

·  Restores efficiency to all types of water heater ·  Powerful acid limescale remover, dissolves up to 50% of its own weight of limescale ·  Corrosion inhibited ·  Colour change indicated when exhausted ·  Safe to apply and easy to use   Product Uses Fernox DS-3 is used for removing limescale from any type of water heater to restore its efficiency.  It is safe to use with steel, stainless steel, cast iron, copper, brass, PVC, ABS rubber polythene and most plastic pipework.      Limitations: ... less info

·  Restores efficiency to all types of water heater ·  Powerful acid limescale remover, dissolves up to 50% of its own weight of limescale ·  Corrosion inhibited ·  Colour change indicated when exh... more info

The Istor HE This product is now available with V3 Flueing see here for more details. istor HE system storage units take the provision of both central heating and plentiful supplies of hot water to a new level. This is achieved by combining a high-efficiency boiler and unvented cylinder in one unit with all necessary controls. That also means a dry loft for simplicity and peace of mind. Naturally they are designed for fast and easy installation, whilst good accessibility minimises service and... less info

The Istor HE This product is now available with V3 Flueing see here for more details. istor HE system storage units take the provision of both central heating and plentiful supplies of hot water to... more info

Advanced system store - the most efficient boiler in the UK as rated by SEDBUK The Ultrapower sxi is designed for the larger property, it provides endless hot water on demand through an innovative storage system with fast reheat times and combi back-up, all within a single appliance that fits in an airing cupboard. The innovative shift load storage system of the Ultrapower sxi generates hot water whenever a tap is turned on and by drawing on the internal storage system at the same time it can... less info

Advanced system store - the most efficient boiler in the UK as rated by SEDBUK The Ultrapower sxi is designed for the larger property, it provides endless hot water on demand through an innovative ... more info

The Istor HE This product is now available with V3 Flueing see here for more details. istor HE system storage units take the provision of both central heating and plentiful supplies of hot water to a new level. This is achieved by combining a high-efficiency boiler and unvented cylinder in one unit with all necessary controls. That also means a dry loft for simplicity and peace of mind. Naturally they are designed for fast and easy installation, whilst good accessibility minimises service and... less info

The Istor HE This product is now available with V3 Flueing see here for more details. istor HE system storage units take the provision of both central heating and plentiful supplies of hot water to... more info

·  Restores efficiency to all types of water heater ·  Powerful acid limescale remover, dissolves up to 50% of its own weight of limescale ·  Corrosion inhibited ·  Colour change indicated when exhausted ·  Safe to apply and easy to use   Product Uses Fernox DS-3 is used for removing limescale from any type of water heater to restore its efficiency.  It is safe to use with steel, stainless steel, cast iron, copper, brass, PVC, ABS rubber polythene and most plastic pipework.      Limitations: ... less info

·  Restores efficiency to all types of water heater ·  Powerful acid limescale remover, dissolves up to 50% of its own weight of limescale ·  Corrosion inhibited ·  Colour change indicated when exh... more info