Loading product…

Leak Sealer - 1 Litre Bottle | Heating | Linx Square | Linx Square

FOR EXCLUSIVE TERMS CALL:020 4634 2203

FREE SAMPLES ON EVERY RANGE

TRADE ACCOUNTS OPEN ON APPLICATIONLINX SQUARE DISTRIBUTION

FOR EXCLUSIVE TERMS CALL:020 4634 2203

FREE SAMPLES ON EVERY RANGE

TRADE ACCOUNTS OPEN ON APPLICATIONLINX SQUARE DISTRIBUTION

FOR EXCLUSIVE TERMS CALL:020 4634 2203

FREE SAMPLES ON EVERY RANGE

TRADE ACCOUNTS OPEN ON APPLICATIONLINX SQUARE DISTRIBUTION

Home Flooring Tiles Wall Panels Bathrooms Heating Electrical Accessories Sale

Popular products

Trending searches

Flooring
Tiles
Wall Panels
Bathrooms
Heating
Electrical
Accessories

Loading navigation

Log in / Register

020 4634 2203 info@linxsquare.co.uk Help & Support

Leak Sealer - 1 Litre Bottle

Leak Sealer - 1 Litre Bottle

Radiator Valves & Accessories

£12.99inc. VAT

Out of stock

Quantity

1

Call now: 020 4634 2203

Secure your order

Free samples
See the finish in your own light before you commit.
Trade accounts
Project pricing, dedicated support and priority lead times.
Pay later
Spread the cost with Klarna or PayPal, subject to status.

Customer reviews

No reviews yet — be the first to share your experience.

Write a Review

Please sign in to rate and review this product.

Reviews will appear here once customers submit them.

Contact us

Book a consultation

Talk a project through with our team — sizes, quantities and what else you will need before you order.

Book a consultation

Get in touch

Call us on 020 4634 2203 or email info@linxsquare.co.uk.

Specializing in designing and creating exquisite bathrooms and luxury tiles for those who value timeless elegance.

Shop

Home
Flooring
Tiles
Wall Panels
Bathrooms
Heating
Electrical
Rooflights & Glass
Accessories
Outdoor Living

About

About Us
Contact Us
Track Order
Shipping & Returns
Buying Guides / FAQ
LINX Square Distribution
Custom Design

Store

189 Brompton Road
London SW3 1NE
020 4634 2203
info@linxsquare.co.uk
Help & Support

Newsletter

Privacy Policy Terms & Conditions Cookies

© 2026 LINX SQUARE. ALL RIGHTS RESERVED.

LINX Construction Group Limited · Registered in England no. 10982266 · Registered office: 189 Brompton Road, London, SW3 1NE

Interest free with

KlarnaPayPal

KlarnaPayPal

© Linx Square. All rights reserved. Product designs, imagery and specifications remain the property of their respective manufacturers and may not be copied or reproduced without permission.

Frequently bought together

Toasty T-Piece
£8.00
(£6.67 EX VAT)
Heat Mat Pro Range 90m Roll Thermal Insulation Board Reinforcement Tape
£9.00
(£7.50 EX VAT)
Corrosion Inhibitor - 1 Litre Bottle
£9.99
(£8.33 EX VAT)
Toasty Retrofit 18mm Radiator Pipe Covers & Shrouds
£10.00
(£8.33 EX VAT)
Terma Cable Masking Cover For MEG, MOA, 4 MOA Blue and 43D Heating Elements - 4 Colours
£11.99
(£9.99 EX VAT)
Toasty Air Vent and Plug
£12.00
(£10.00 EX VAT)
Toasty Auto Chrome Air Vent
£12.00
(£10.00 EX VAT)
Carisa Point Type Radiator Towel Knob
£12.99
(£10.83 EX VAT)

Delivery & Returns

Delivery Costs Enter your intended delivery address postcode. Search

Keep your heating system protected from leaks with our fantastic leak sealer. This product will seal small, internal and inaccessible leaks along with weeping joints. The leak sealer will help reduce overall pressure loss in your system to improve efficiency and will not cause any blockages.The seal

Keep your heating system protected from leaks with our fantastic leak sealer. This product will seal small, internal and inaccessible leaks along with weeping joints. The leak sealer will help reduce overall pressure loss in your system to improve efficiency and will not cause any blockages.The sealer will be effective within 24 hours but actual times will depend on how severe your leak is. This product is compatible with all radiator types including aluminium so you can be sure it will be effective in your system.

Features:

Prevents leaks and helps protect central heating systems
Will not cause blockages within the system
Easy to use
Non-toxic and non-irritant formula
Safe on all materials found in heating systems (including aluminium)

Got a Question?

Contact Us Call us on 020 4634 2203

You may also like

Terma Alex Ladder Heated Towel Rail
£164.99
(£137.49 EX VAT)
Crosswater MPRO Electric Matt White Heated Towel Rail
£399.99
(£333.33 EX VAT)
Crosswater MPRO Matt White Heated Towel Rail
£264.99
(£220.83 EX VAT)
Toasty Wisp Anthracite Heated Towel Rail - 1600 x 500mm
£199.00
(£165.83 EX VAT)
Toasty Wisp Chrome Heated Towel Rail - 1600 x 500mm
£269.00
(£224.17 EX VAT)
Terma Rolo Ladder Heated Towel Radiator
£268.99
(£224.16 EX VAT)
Carisa Ibiza Offset Stainless Steel Designer Heated Towel Rail
£606.99
(£505.83 EX VAT)
Toasty Montford White Traditional Column Heated Towel Rail
£199.00
(£165.83 EX VAT)

Complete the look

Toasty Vale Antique Brass Traditional Ladder Heated Towel Rail
£219.00
(£182.50 EX VAT)
Toasty Glow Matt Black 22mm Heated Ladder Towel Rail
£59.00
(£49.17 EX VAT)
Toasty Oren Chrome Heated Towel Rail
£179.00
(£149.17 EX VAT)
Crosswater MPRO Matt Black Heated Towel Rail
£264.99
(£220.83 EX VAT)
Toasty Hush Matt Black Electric Flat Panel Heated Towel Rail with Heating Element
£159.00
(£132.50 EX VAT)
Toasty Arcus Brushed Brass Electric Heated Towel Rail
£289.00
(£240.83 EX VAT)
Toasty Eden Matt Black Heated Towel Rail
£169.00
(£140.83 EX VAT)
Toasty Glow Premium Brushed Brass 25mm Heated Towel Rail
£139.00
(£115.83 EX VAT)