LA-CO SF4 Leak Sealer 1 Litre - CLEARANCE

was: £11.26 Incl. VAT Regular Price

Special Price now: £3.50 Incl. VAT £2.92 Excl. VAT

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LA-CO SF4 leak sealer is an internal use leak sealer for sealing inaccessible leaks and weeping joints within the central heating system. By forming a soft seal within 24 hours of entering the primary circuit without blocking the pumps, valves or vents it prevents potential water damage, improves central heating system efficiency and saves fuel.

  • 1 litre bottle

  • Reduces pressure loss from a sealed system

  • Will treat up to 10 radiators

  • Non-toxic formulation
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