Casement or side opening sashes are a stylish option and complement both traditional and contemporary house designs. They are the ideal solution for directing breezes inside for improved ventilation in your home. Casement windows are an excellent choice for both sound reduction and double glazing, ensuring your home is the comfort zone it is intended to be. All casements can be fitted with patented condensation drainage valves that allow drainage while preventing water intrusion, making it the complete solution when waterproofing.