Scratchremovers.co.uk?
Come on, that is part of Glas.Weld UK Ltd. the place where people are lied at.
Their mavericks!
Ever seen
www.glassrenovator.com ? That looks better, no experience with them though.
The best system is IPS, Stuart, Florida or RenovatoR Systems.
Forget the others, its all crap.
Go direct with real people, try
www.ipsglass.com www.renovatorsystems.com