Provide the ultimate protection for outdoor surfaces with Stormdry® MAX Enhanced Waterproofing Barrier – a clear gel coating suitable for use on masonry, stone, concrete, selected metals and painted surfaces.
Stormdry® MAX provides lasting waterproofing, anti-graffiti protection and crack-bridging – it can be used as a top coat for Stormdry® Masonry Protection Cream when fine cracking is seen on the wall surface, and bridges cracks up to 0.6mm wide for protection against penetrating damp.

• Waterproof barrier – for masonry, stone, concrete and more
• Good coverage – up to 4-5m² per litre with one coat
• Enhanced crack bridging – bridges cracks up to 0.6mm
• Long lifetime – lasts up to 10 years on masonry
• Non-sacrificial anti-graffiti coating – lasts up to 15 wash cycles
• Additional protection – repels fly posters and stickers
• UV-resistant – protects from sunlight and other extreme weather

This item will be delivered directly by our supplier. Lead times are shown on the product and trolley pages and are always advertised in working days (Monday to Friday).

• If your order contains items stocked by us and items that come direct from the supplier, your order will be automatically split and processed accordingly.
• We will pass the details you give us, including delivery details, your email address and your phone number, to the relevant supplier.
• Most of our suppliers can deliver to any UK address. Delivery to remote or offshore postcodes may take a little longer than the advertised lead time. If the supplier cannot deliver to your postcode or we believe your order may take longer, we will try to tell you beforehand.
• Items that come direct from a supplier will be delivered by the courier chosen by the supplier. Where possible, suppliers will update you with delivery information. This may be by email, phone call or text message.
• Items delivered direct from suppliers cannot be returned through a store. You would need to return these items direct to the supplier, unused and in their original packaging, at your expense. You can arrange for most items to be collected by contacting our Customer Services team. A fee of £9* will be taken off your refund. There is no charge for faulty items being collected. *For big and bulky items, additional charges may apply.
• Please note, you cannot return bespoke or made-to-measure items unless they are faulty.