We offer high quality installations on all PVCu and Aluminium windows, doors and conservatories. SGS also has one the fastest and most competitive repairs and maintenance teams in the area. Our efficient service, quality products and excellent workmanship ensures our customers receive a high level installation every time. Your home is your most important possession, and we take pride every time a customer chooses SGS to improve it. Since we started SGS have satisfied thousands of customers for their new windows, doors and conservatories.