Master-Link Supply, Key-Link Fencing & Railing and Cardinal Building Products are all affiliates of Superior Plastic Products, Inc. Superior is the flagship and serves as corporate for the group. Superior is a family-owned business founded in the late seventies by the Lapp family and located in picturesque Lancaster County, PA. Superior and its affiliated companies thrive in providing jobs to the local community and quality products to the building product industry.
Manufactures Vinyl Railing, Fencing, Posts & Columns and Lawn & Garden Products.
Manufacturer of Aluminum Railing & Fencing Systems, featuring Vertical & Horizontal Cable Rail.
Mid-Atlantic Wholesale Distributor offering Decking, Railing and other exterior building materials.
Retail & Wholesale supplier for Chain-Link Fence, Manure Pits, Security Panel Rentals & Dog Kennels.
Vinyl Railing & Fencing
Lawn & Garden
Aluminium Railing & Fencing
Cable Rails Systems
Decking & Railing