Skip to content

FREE DELIVERY ON ORDERS OVER £250

Electric Vehicle Charging
Tools

Need help?

sales@supplieddirect.co.uk

Follow Us

Facebook
Twitter
Instagram
Pinterest
YouTube
TikTok

Heating
Water Heaters

Plumbing

Security
CCTV & Surveillance Systems
Video Door Entry Systems
Intruder Alarm & Kits
PIR Sensors
Fire Alarms
Emergency Assist Alarm Kit

Electrical & Lighting

Air Conditioning
Portable Air Conditioning
Packaged Air Conditioning
Evaporative Coolers

Gledhill Spares

Boilers
Boiler Packs
Gas Boilers
Oil Boilers
LPG Boilers
Electric Boilers
Commercial Boilers
Storage Boilers
Boiler Flues & Accessories

Boiler Spares
Fans
Expansion Vessels & Accessories
Heat Exchangers
Switches & Sensors
Printed Circuit Boards, Control Boxes, Fuses & Accessories
Electrodes, Probes & Leads
Pumps & Pump Heads
Condensate Traps, Siphons, Pipes & Accessories
Pilot Assembly, Tubes, Injectors,Thermocouples & Interrupters
Actuators, Cartridges & Manifolds
Ignition Units, Transformers & Leads
Gas, Air & Oil Filters
Casings, Insulations & Rope Seals
Clamps, Fixings & Fasteners
Knobs & Control Panels
Plumbing Valves
Timers, Thermostats & Accessories
Wiring & Looms
Plugs, Strainers & Hole Stoppers
Gauges
O'Rings, Washers, Gaskets & Seals
Pipes, Hoses, Tubing & Fittings
Pipe Connection Fittings
Automatic Air Vents
Internal Boiler Thermostats, Thermistors & NTC's
Gas Burners & Injectors
Gas Valves, Gas Taps & Accessories
Air Pressure Switches
Control Valves, Diaphragms & Service Kits
Baffles
Water Pressure, Flow Switches & Sensors
Isolation, Check, Drain, Bypass & Filling Valves
Pressure and Temperatures Valves & Accessories

Radiators
Central Heating Radiators
Designer Radiators
Column Radiators
Towel Rail

Heating Controls
Smart Home
Thermostats
Programmers & Timers
Motorised Valves
Wiring Centres
Sealed System Accessories
Alarms

Underfloor Heating
Water Systems
Electric Systems
Underfloor Heating Controls
Electric System Accessories
Water System Accessories

Fires & Stoves
Fires & Fire Suites
Stoves

Hot Water Cylinders
Unvented Cylinders
Vented Cylinders

Hot Water Cylinder Spares
Cylinder Pressure Relief Valves
Multibloc Valves
Miscellaneous Cylinder Spares
Immersion Heater Element
Thermostat Rod
Expansion Vessel

Pumps
Circulating Pumps
Submersible Pumps
Condensate Pumps

Copper & Brassware
Copper Pipe
Copper Pipe Fitting
Brassware & Valves

Plastic Pipe & Fittings
Pushfit Fittings
Plastic Pipe
Mechanical Fittings
Flexible Hoses & Connector
MDPE
Multi Layer Pipe & Fittings

Soil & Waste
Water Pipe & Fittings
Pan Connectors
Waste & Traps
Soil Pipe & Fittings

Plumbing Consumables
Solders & Fluxes
Sealers & Compounds
Pipe Clips & Covers

Sealants & Adhesives
Adhesives
Sealants

Guttering & Drainage
Ogee Guttering
Square Line Guttering
Round Guttering
Water Butts

Switches & Sockets
White Switches & Sockets
Decorative Switches & Sockets
Metal Clad Switches & Sockets
Outdoor Switches & Sockets
Switch Plates, Modular Frames & Accessories
Floor Sockets

Cable & Cable Management
Cable
Earth & Cable Sleeving
Terminal Blocks & Connectors
Cable Trunking & Conduit
Electrical Junction Boxes
Cable Clips, Ties & Screws
Grommets & Cable Glands
Earthing Clamps & Rods
Electricians Tape & Banding
Wiring & Electrical Installation Publications

Consumer Units & Distribution Boards
Rotary & Isolator Switches
Three Phase Distribution
Fuses
Circuit Breakers
Consumer Units

Lighting
LED Panels
Battens
Bulkheads
Downlights & Spots
Cabinet Lights & LED Strip Lighting
Emergency Lighting
External Lights & Floodlights
Lighting Accessories

Ventilation
Bathroom Extractor Fans & Fan Kits
Flexible Ducting & Ducting Kits
Vents & Grilles

Gledhill Accolade
Gledhill Accolade
Gledhill Accolade A-Class
Gledhill Accolade Estate

Gledhill BoilerMate
Gledhill BoilerMate
Gledhill BoilerMate 2
Gledhill BoilerMate 3
Gledhill BoilerMate 2000
Gledhill BoilerMate A-Class
Gledhill BoilerMate BP
Gledhill BoilerMate CP
Gledhill BoilerMate OVR

Gledhill ElectraMate
Gledhill ElectraMate
Gledhill ElectraMate 2000 9kW
Gledhill ElectraMate 2000 12kW
Gledhill ElectraMate A-Class

Gledhill Gulfstream
Gledhill Gulfstream
Gledhill Gulfstream 2000
Gledhill Gulfstream A-Class

Gledhill HE Condensing
Gledhill HE Condensing
Gledhill HE Condensing Boiler

Gledhill Pulsacoil
Gledhill Pulsacoil
Gledhill Pulsacoil 3
Gledhill Pulsacoil 2000
Gledhill Pulsacoil A-Class
Gledhill Pulsacoil BP
Gledhill Pulsacoil Stainless
Gledhill Pulsacoil ECO Stainless

Gledhill Stainless
Gledhill Stainless ES
Gledhill StainlessLite
Gledhill StainlessLite Plus
Gledhill StainlessLite Pro
Gledhill StainlessLite Pre-Plumbed
Gledhill StainlessLite Horizontal
Gledhill StainlessLite Plus Horizontal

Gledhill SysteMate
Gledhill SysteMate
Gledhill SysteMate 3
Gledhill SysteMate 2000

Gledhill Torrent
Gledhill Torrent
Gledhill Torrent ECO

All categories

Your cart is empty

Shop our products

Heating
Plumbing
Security
Electrical & Lighting
Air Conditioning
Electric Vehicle Charging
Tools
Gledhill Spares

Home
calmag

Filters

CalMag

Consumables

calmag

2 products

Showing 1 - 2 of 2 products

Display

Sort by

View

Calmag CalDensate Acidic Neutraliser AN-CALDENSATE

Calmag CalDensate Acidic Neutraliser AN-CALDENSATE

CalMag Calmag CalDensate Acidic Neutraliser AN-CALDENSATE

Sale price£130.95

Calmag CalDensate Replacement Cartridge An-caldensate-r

Calmag CalDensate Replacement Cartridge An-caldensate-r

CalMag Calmag CalDensate Replacement Cartridge An-caldensate-r

Sale price£73.95

Filters (0)

Filters

CalMag

Consumables

Recently viewed

Open to the Trade & Public

UK-Based Trusted Supplier

Easy Returns

Secure payments

Supplied Direct is a multi channel supplier of Heating, Plumbing, Electrical products. With years of experiences in the industry, we offer tradespeople and DIY enthusiast majority of the items they will ever need.

Here at SuppledDirect.co.uk you can order a full range of over 1,000 lines.

We are not a corporate company who will treat you as a number. We aim to assist all customers personally and go that extra mile.

Search
About Us
Blog Posts
Contact Us
Delivery
Return Policy
Terms of Service
Privacy Policy
Refund policy

SUPPLIED DIRECT LTD

Suite 310e East Wing Sterling House, Langston Road, Loughton, England, IG10 3TS

Company number 10753402

sales@supplieddirect.co.uk

Newsletter

Get the latest information and product discounts when you subscribe.

Your email

© 2026 Supplieddirect.co.uk
Powered by Shopify

Follow Us

We Accept

© 2026 Supplieddirect.co.uk
Powered by Shopify

Opens in a new window.