At A-1 Siding & Windows (Niagara) Ltd., we specialize in siding, windows, and door installation, soffit, fascia and ornamental architecture. We supply and install a variety of siding choices, including vinyl, aluminum and steel. Energy efficient options will help keep your heating and cooling costs down and beautify your home. Whatever your home requires, give us a call and we will assist in selecting the right products for you. more... See more text