A pattress or pattress box is the container for the space behind electrical fittings such as power outlet sockets and light switches. Pattresses may be designed for either surface mounting (with cabling running along the wall surface) or for embedding in the wall or skirting board. Some electricians use the term `pattress box` to describe a surf.....
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http://en.wikipedia.org/wiki/Pattress
Pattress is decorator's slang for the wooden base of a gas or electric light fitting.
Found on
http://www.probertencyclopaedia.com/browse/ZP.HTM
No exact match found.
