DECKING GLOSSARY
Baluster: a vertical support used in railings
Beam: a piece of decking that goes between the posts and supports the joists
Cap Rail: a piece placed on top of the railing to give it a finished look
Composite Decking: decking that is manufacturer from wood fiber and plastic and requires less maintenance and has a longer lifespan
Decking Boards: the floor of the deck
Fascia: a board that covers the rim joists
Footing: the below ground support for the decks posts
Joist Hanger: a piece of metal made to secure the joists and attach to the home’s ledger board or a beam that supports the joists
Joist: a piece of deck framing – it is sub-deck and is located directly beneath the deck boards
Lattice: a piece of material that has a cross pattern of weaves strips typically used to privacy screens
Ledger: a board that is attached to the side of the home and holds up one end of the deck
On Center: a method of measuring the distance between two decking boards – measuring from the center of one to the center of the next
Post: a vertical wooden post that is part of the footing and framing and supports the beam
Post Cap: a piece that attaches to the top of the post to cover and protect it from the elements
Pressure Treated Wood: wood that is treated with high pressure chemicals to preserve the wood
Rise: the height of a step
Run: the length of a step
Skirt: covers the under structure of the decking
Stringer: the piece of structure that supports the stairway
Sub-Structure: all the decking construction that is located below the decking boards – includes the joists, hangers, ledgers, rim joists, beams, posts, anchors, and footers