Reduce Noise Up To 70%.. Windows--Double Glazed - Malaga, WA . Service: Installation. Feature: Double Hung, Energy Efficient, Thermally Insulated Frames. Hours of Operation: Open Monday - Friday. Payment Method: Cash, Cheques, Mastercard, Visa. Service Option: Free Consultations, Free Quotes, Inspections, Quotes. Style: Colonial, Contemporary, Heritage, Period, Traditional. Kind: Acoustic Windows, Sliding Windows. Material: Aluminium, Magnetite. Company: National Acoustic Laboratories. Assurance: Guaranteed, Warranties