10
1 Preparing Più doppio mounting ring with cover
Create two circular openings each with a
144 mm diameter.
Distance between the circle centres: 162
mm
Ceiling thickness: 10 mm to max. 50 mm.
Carry out any painting and decorating
work.
dia. 144
mm
162 mm
10-50 mm
B
C
S
B
C
S
C
B
B
C
S