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Path = Home > A to Z Glossary of Home Improvement Terms > A to Z Glossary of Home Improvement Terms - J

A to Z Glossary of Home Improvement Terms - J

This page of our online a to z glossary is for home improvement terms beginning with the letter 'J'.

Jamb - The top and vertical sides of a door or window opening.
Joist Hanger - A steel plate or shoe that the end of a wooden joist rests on.
Joists - Horizontal lengths of timber or steel beam which support a floor or ceiling.
Jointing - The way in which exterior mortar joints between brick or stone are finished.
Jointing Paste - Used on compression joints to ensure a watertight seal.
Junction Box - A electrical distribution box where connections for several electrical cables are made.