opening_head_furring_material
METAL FURRINGRotated within the upright source but its property reading is upright after local text reading; vertical note applies to interior side of head-zone backing. Note does not specify thickness or installed extent.
Drawing notation: METAL FURRING
Rotated within the upright source but its property reading is upright after local text reading; vertical note applies to interior side of head-zone backing. Note does not specify thickness or installed extent.