Riverhead Building Supply is a full-service lumber yard and millwork specialty center with convenient locations in North Kingstown and Middletown, Rhode Island.  The company brings over 60 years of building expertise to the area as Rhode Island’s new premier building material supplier.  Find the quality products you need to tackle any project from start to finish: lumber, roofing, siding, decking, power tools, hardware, paint and more. Perimeters Designer Showrooms are a division of Riverhead Building Supply. Perimeters features products for every “perimeter” in the home, such as fine cabinetry for the kitchen, bath, media room, home office and other rooms; energy efficient windows and doors; mouldings and hardware to accent walls and cabinetry; and Heritage Wide Plank Flooring for every lifestyle. Independently owned and operated since 1948, Riverhead Building Supply has nine retail lumber and building supply locations and five Perimeters Designer Showrooms on Long Island, NY. Riverhead Building Supply and Perimeters are the exclusive dealers of Heritage Wide Plank Flooring. Whether you are building new, renovating, remodeling or replacing – Riverhead Building Supply and Perimeters have everything you need. For more information, call 800-874-9500 or visit our web sites, www.rbscorp.com and www.perimetersforthehome.com