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Leak Sealer F4 is a internal leak sealer developed for use throughout a central heating system to seal small
Available in 2
An ergonomic internal locking handle which offers added security against forced entry
Easy application - Smooth
Dulux Trade Diamond Matt (Tinted) Honey Mustard Size:2.5L Leak Sealer F4 is aDulux Trade Diamond Matt is a tough and cleanable emulsion with a smooth, uniform matt finish. Perfect for busy environments, it contains a unique Stain Repellent Technology, preventing stains from setting into the surface making cleaning easier. Highly scrubbable, it achieves Class 1 ISO 11998 and Type C BS 7719 scrub ratings. Tested up to 10,000 scrubs, it means walls withstand daily wear and tear and the finished job looks better for longer.