A strong, durable, and easy-to-maintain uPVC window from Crystal. Featuring a multi-chambered profile with high-quality 28mm double glazing, it provides excellent insulation and energy efficiency for any modern home. This is a left-hand and right-hand side-hung casement window with a top opener over a fixed light centre. It offers trickle ventilation for improved airflow and an espag locking mechanism for security. With superior heat retention to single-glazed alternatives, double-glazed windows help to keep rooms warmer and reduce condensation build-up. * Clear double-glazed casement window * LH and RH side-hung with top opener over a fixed centre * A-rated to 1.3 W/m²K * Easy to clean and maintain * Espag locking mechanism for security * Trickle ventilation for improved airflow * Classic white exterior and interior * Includes frame, glass, white handle and cill * Image shows product view from outside * Product height includes PVC cill * 10-year manufacturer's warranty (T & Cs apply) Specification: Toughened Safety glazing included. OA product U Value 1.3W/mK. Background trickle ventilation. Espag locking system. White handle. uPVC Cill included (cill is included in the OA product height). Product viewed from the outside. 10 Year Product Warranty. Product is delivered by single person to kerbside only, w/c delivery slot and on day live tracking are sent via email.