windows and doors company Taunton Somerset - A1 Windows & Doors Ltd A1 Windows & Doors Ltd is located in Taunton, Somerset. We supply and fit quality doors and windows from leading suppliers,with a ten year insurance-backed guarantee on all installations. Stay secure in style with beautiful new doors for your property. Whether you're looking to improve your home's security, increase insulation to decrease energy costs,we've got the right doors for you. Whether you're preparing your house for sale or looking to improve your home, new windows could make a big difference. Our double& triple glazing ensures you're not losing heat, while giving your home a clean look.