Cyr Lumber is a provider of lumber, plywood and building materials. The company offers Typar, Tyvek, Georgia-Pacific, Hardiplank, Certainteed and Owens Corning products. It also provides masonry, roofing, siding and hardware merchandise. Cyr Lumber has a store that is spread over an area of more than 16,000 square feet. The company s masonry products include concrete mixes, stones, and cement and patio blocks. It offers nails, fasteners, rubber roofs and screws in a variety of sizes and types. Cyr Lumber is a member of the Northeast Retailer Hardware Association, National Retail Hardware Association and National Kitchen & Bath Association. The company provides installation, customized design and budgeting services. Its millwork department offers shutters, stair parts and porch posts. Cyr Lumber is located in Windham, N.H.