The world of siding comes with its own list of words that if you are thinking about having siding installed on your home, you should learn. Although knowing all of the glossary terms for siding are probably not necessary, having a good understanding of each factor is. With this information, you can be more educated, asking manufacturers questions so you can get the best product for the money.
Backerboard - Flat material used on the face of the house, which is applied in between studs and siding. Backerboard is used to create an even surface when it comes time to install vinyl siding.
Buttlock - Bottom edge of siding or soffit panel, considered an accessory that is placed opposite nailing slots to help lock onto preceding siding panels
Channel - Part of a corner post or accessory trim where panels are inserted. Often, channels are referred to as trim, which are then named for the alphabet resemblance such as F-channel, J-channel, etc.
Course - Row of panels, which are one panel wide that run the entire length of the house or if vertical siding were being installed, from the top of the home to the bottom
Drip Cap - Head Flashing Accessory that is installed for vertical siding. With a Drip Cap, often called Head Flashing, water falls away from panels, not penetrating them.
Double Channel Lineal - Siding accessory that is designed to join two soffit panels
Face - Side of a panel that shows after installation
Face Nailing - Fastening nails onto the front or face side of the panel
Fascia - Trim that covers the roof rafter ends
Fascia Board - Board that attaches to the ends of the rafters between the soffit overhang and roofing
Fascia Cap or Cover - Covering that goes around the Fascia Board
Flashing - Thin piece of material that is positioned underneath or behind corner posts, windows, J-channels, and so on, typically made of aluminum
Furring - Also called Furring Strip made from 1x2-inch wood to help even a surface as a part of the preparation for installation
Lap - Point of overlap the sides of two siding panels to help with contraction and expansion
Lug/Crimp - Raised tabs on a siding panel, which is made by a snap lock punch used for locking the panel into place
Miter - Tool that allows a diagonal cut to be made on an overlapping siding or soffit panel, thus creating a more professional appearance
Nailing Hem - Also known as the Flange, this section of siding is where the nailing slots are found
Plumb - Measurement or position that is exactly and perfectly vertical, 90 degrees from a level surface
Rake Roof - Inclined part of the roof that projects over the edge of a slope
Rake Wall - Board or molding used along the sloping sides of a gable, covering the siding ends
Scoring - Utility knife blade, scoring tool, sharpened awl, or some other type of tool that is capable of cutting completely through siding panel
Sealant - Compounds used to seal joints or fill holes in siding and other materials
Shim - Material used to help even a surface prior to siding installation
Soffit - Material that is used for enclosing the horizontal underside of a overhang, cornice, or eave
Starter Strip - Accessory that is applied to the surface of the home, helping to secure the first set of siding panels
Underlayment - Weather resistant material that goes underneath vinyl siding panels
Utility Trim - Piece of trim used to secure siding
Weep Holes - Special openings cut into siding panels to help with water runoff