Sandstone flags - Problem discolouration

Patio flagstones (slabs), concrete flags, stone flags including yorkstone and imported flagstones.
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RAPressureWashing
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Joined: Wed Aug 15, 2007 3:02 pm
Location: Staines Surrey
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Post: # 35143Post RAPressureWashing

For acrylic sealers then Xylene would be my chemical of choice for this also plus some heat when washing off. You really do need to watch where the waste water etc is going to go, IE try not to let it go down any drains if possible. It will be messy however you do this.
Roger Oakley BDA(Europe)Member 2006
R&A Pressure Washing Services Ltd
info@rapressurewashing.co.uk
www.rapressurewashing.co.uk
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