Designed with performance, durability and aesthetics in mind, every one of our bespoke windows is manufactured using carefully selected materials offering various styles such as, contemporary, traditional and rustic. Window Features Include - High Security Locking Systems, Friction or Butt Hinges, Night Vents and Storm Proofing. Glazing Features - Pilkington K Glass, Planitherm Soft Coat, Toughened, Float Glass, Leaded, Argon and Krypton Option, Double Glazed, Triple Glazed Option, New High Efficiency Slim Line Double Glazed Units for conservation work.