13+ Years in business
FREE DELIVERY On Orders Over £50
Next Day Delivery Available
APPLY FOR A TRADE ACCOUNT
Takes Only 2 Minutes to Apply!
Excellent 4.8 out of 5 Google
What Our Customers Think

Browse

Search

Checkout

FREE DELIVERY On Orders Over £50
Next Day Delivery Available

Type

Type
  • Bend (220)
  • Adapter (216)
  • Tee (193)
  • Coupling (180)
  • Pipe Reducer (157)
  • Elbow (140)
  • Reducing Tee (115)
  • Mains Cable (100)
  • Mains Flex (100)
  • Stop End (96)

Pipe Size

Pipe Size
  • 15mm (623)
  • 22mm (437)
  • 32mm (262)
  • 110mm (247)
  • 40mm (211)
  • 28mm (206)
  • 10mm (169)
  • 25mm (160)
  • 1 1/2 Inch (125)
  • 20mm (114)

Thread Size

Thread Size
  • 1/2 Inch BSP (301)
  • 3/4 Inch BSP (187)
  • 1 1/2 Inch BSP (125)
  • 1 Inch BSP (110)
  • 1 1/4 Inch BSP (78)
  • 3/8 Inch BSP (53)
  • 1/4 Inch BSP (43)
  • 2 Inch BSP (39)
  • 2 1/4 Inch BSP (19)
  • 1/8 Inch BSP (18)
100% Secure Payment

Can’t find what you’re looking for?
Call us: 01452 238 287

Central Heating Chemicals

Ensure the health of your heating system with our range of central heating chemicals and inhibitors at On-Demand Supplies. It’s crucial to safeguard your system from sludge buildup, ensuring optimal performance when temperatures drop. Our inhibitors not only break down sludge but also provide a protective coating, maintaining your heating system at its best.

Questions about our central heating treatment chemicals? Reach out to us at 01452 238287 for expert assistance. We offer leading brands like Fernox, Scalemaster, Sentinel, and Primaflow, providing products such as antifreeze, protectors, noise silencers, and more.

Benefit from same day dispatch on our heating treatment chemicals when you order before 4 pm. Elevate your heating system’s efficiency with trusted brands and effective solutions from On-Demand Supplies. For any inquiries, feel free to contact us—we’re here to help!

1 - 24 of 168 products
Ordering
Ordering

Type

Type
  • Bend (220)
  • Adapter (216)
  • Tee (193)
  • Coupling (180)
  • Pipe Reducer (157)
  • Elbow (140)
  • Reducing Tee (115)
  • Mains Cable (100)
  • Mains Flex (100)
  • Stop End (96)

Pipe Size

Pipe Size
  • 15mm (623)
  • 22mm (437)
  • 32mm (262)
  • 110mm (247)
  • 40mm (211)
  • 28mm (206)
  • 10mm (169)
  • 25mm (160)
  • 1 1/2 Inch (125)
  • 20mm (114)

Thread Size

Thread Size
  • 1/2 Inch BSP (301)
  • 3/4 Inch BSP (187)
  • 1 1/2 Inch BSP (125)
  • 1 Inch BSP (110)
  • 1 1/4 Inch BSP (78)
  • 3/8 Inch BSP (53)
  • 1/4 Inch BSP (43)
  • 2 Inch BSP (39)
  • 2 1/4 Inch BSP (19)
  • 1/8 Inch BSP (18)