JavaScript seems to be disabled in your browser.

You must have JavaScript enabled in your browser to utilize the functionality of this website.

You are here :

Home |
Fernox F4 LSI Leak Sealer 500ml

View larger image

Price promise

Delivery Estimator

Returns

Call local store

Fernox F4 LSI Leak Sealer 500ml

£11.26 Excl. VAT £13.51 Incl. VAT Best Buy

Quantity: Qty:

Availability: In stock

Description
Specification
FAQ
Reviews

Fernox F4 LSI leak sealer seals most weeps and small inaccessible leaks in sealed systems without causing blockages of the pump, air vents etc saving time and money on draining down and unnecessary repairs.

Ideal for reducing system pressure loss

Compatible with all metals and materials commonly used in heating systems

500ml easy-pour bottle

Non-toxic, environmentally friendly formulation

Weight

550g

Manufacturer

Fernox

MPN

56603

Warranty

1 Year

EAN

5014551566033

System use

Leak stop

Manufacturers brochure PDF File

F4_Leak_Sealer_500ml.pdf

Product Questions: No Questions

Related products and accessories

Fernox F1 Super Concentrate Central Heating Protector 290ml

Super Concentrate Central Heating Protector

£17.34 Excl. VAT £20.81 Incl. VAT Best Buy

Fernox F2 Super Concentrate Boiler Noise Reducer 290ml

Super Concentrate Boiler Noise Reducer

£16.87 Excl. VAT £20.24 Incl. VAT Best Buy

Fernox F3 Super Concentrate Cleaner 290ml

Super Concentrate Cleaner

£14.46 Excl. VAT £17.35 Incl. VAT Best Buy

Fernox F4 Super Concentrate Central Heating Leak Sealer 290ml

Super Concentrate Central Heating Leak Sealer

£17.14 Excl. VAT £20.57 Incl. VAT Best Buy

Fernox F1 Express Protector

Express Protector

£12.97 Excl. VAT £15.56 Incl. VAT Best Buy

Fernox F2 Express Silencer

Express Silencer

£13.48 Excl. VAT £16.18 Incl. VAT Best Buy

Fernox F4 Express Leak Sealer

Express Leak Sealer

£14.43 Excl. VAT £17.32 Incl. VAT Best Buy

Fernox F5 Express Cleaner

Express Cleaner

£14.36 Excl. VAT £17.23 Incl. VAT Best Buy

Fernox F1 Protector 500ml

£11.57 Excl. VAT £13.88 Incl. VAT Best Buy

Fernox F2 Noise Silencer 500ml

£13.40 Excl. VAT £16.08 Incl. VAT Best Buy

Fernox F3 Cleaner 500ml

was: £13.06 Incl. VAT Regular Price

Special Price now: £7.50 Incl. VAT £6.25 Excl. VAT

Best Buy

You may also like

Fernox Boiler Buddy c/w Pump Valves

was: £72.52 Incl. VAT Regular Price

Special Price now: £45.00 Incl. VAT £37.50 Excl. VAT

Best Buy

Customer support

Online tools

BTU calculator

Compass Plumbing

Unit 12-14
Sterling Industrial Estate
Rainham Road South
London
RM10 8TX