Sprayable Mastic Sealant - Stop Leaks Instantly SMART Leak Stop Clear Ideal For Leaky Roofs, Gutter & Drains, Waste Pipes Comes In 250ml Or 500ml Tins - Choose From The Drop-Down Menu SMART Leak Stop Imagine being able to repair a leak in seconds without hiring expensive plumbers or specialists. With SMART Leak Stop you can. Simply clean the area to be sealed, apply the spray and thats it, you have a watertight seal in seconds. It's as simple as that. Formulated in the UK and recommended by respected DIY enthusiasts, SMART Leak Stop is superb for repairing those leaking pipes, gutters, drains, roofs, windows and any other area where water has been dripping inconvenently.
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