A water closet which has its bowl nearly flush with the floor so that the user adopts a squatting position; […]

Abbr. for Architects and Surveyors Institute

Abbr. for American Society of Heating, Refrigerating and Air-Conditioning Engineers

A cast-iron door providing access to an ashpit for ash removal.

A metal receptacle beneath a grating for collection and removal of ashes.

A vertical stud between the floor beams and rafters of a garret.