The FlatRoof Company are insured, certified and approved installers of The Crystic roof Premier, The Crystic Roof BBA Premier is an accredited roofing system which offers up to 25 years guarantee. We strive to provide the best and most advanced fibreglass roofing materials to our clients. With this product we can weatherproof the most complex flat roof designs. Also having the ability to produce nonslip finishes ideal for balconies. While a variety of colours are available the two most commonly used are lead grey and light grey.