characterised by having movable parts

Introduced: September 1968

Last revised: January 2006

Full Title

Special arrangements or devices in connection with roof coverings; Roof drainage > Sky-lights; Domes; Ventilating sky-lights > characterised by having movable parts

Classification Context

Section:: FIXED CONSTRUCTIONS
Class:: BUILDING
Subclass:: ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS