Classic... GRS1 Range... The GRS1 Range is the most popular systems in the UK. This market leading position has been achieved through proven performance ... ... quality, design, strength and versatility ... ...which ensures that the doors are built to highest standards and meet the need of today's demanding users. Available in nine different colours ... Painted White, Aztec Gold, Antique Gold, Matt Silver or a durable vinyl coating of White, Gold, Rosewood,, Oak or Cream.