Home / About Us / Showroom & Design Center / Design Gallery / Construction Services / Community Page / Contact Us

Remodeling Products / Custom Millwork / Lumberyard / Hardware / Rentals / Tool & Equipment Parts & Service / Liquidation Items

Showroom & Design Center Remodeling Products Design Gallery Planning Your Remodeling Project Interior & Exterior Doors Therma-Tru® • A brand leader, pioneering the fiberglass door industry • High definition embossing creates the look of wood paneling in steel entry doors Jeld-Wen® • Combining quality materials with smart manufacturing processes • Fiberglass, wood and steel construction • Accuracy in design, from Art Deco to Victorian Rogue Valley® • Handcrafted quality workmanship • Among the finest quality wood doors available • Custom crafted to your specifications • Many glass treatment styles and options available Woodgrain® • Attractive designs offered in MDF (medium density fiberboard or in 7 wood species • All wood used obtained from renewable resources • Offers traditional and contemporary panel options Door Hardware • Many unique styles to choose from • Wide variety of durable finishes • Superior Warranties • High level of customizable options Gordon® Cellar Doors • Top quality cellar doors • Able to fit virtually any size required • Standard stock sizes or custom sized cellar doors • Sloped units or flat units Back To Top

814-355-5885 / 1076 E. Bishop St. / Bellefonte, PA 16823 / HIC# PA014839

Triangle Building Supply is your one-stop-shop for all of your home improvement, lawn & garden and property maintenance needs. Triangle Building Supply is a True Value Hardware Store, a Grand Rental Station, a Remodeling Showroom & Design Center and a Full Service Lumber Yard...All-in-one! Conveniently located on East Bishop Street in beautiful Bellefonte, PA, Triangle provides Bellefonte, Milesburg, The Mountain Top Area, Centre Hall, State College, and the surrounding Central Pennsylvania Communities, with hardware, tools, building & remodeling products, home maintenance supplies, lawn & garden products, tool & equipment rentals, parts & service, remodeling design services, engineered drawings and much more! Some of the products you will find at Triangle Building Supply are: Cabinetry, Countertops & Backsplashes, Moulding & Millwork, Ceilings, Flooring, Plumbing Fixtures, Windows, Doors, Door & Cabinet Hardware, Dimensional Lumber, Sheeting Products, Engineered Lumber Products, Roofing, Insulation, Siding, Shutters, Decking, Fasteners & Hardware and Tools.