Ventis HE250 - Page 43

HE250 - Installation and Operation Manual 43
MEASUREMENTS
M*
53 1/2" (1359 mm)
N*
75 1/2" (1918 mm)
*When drywall panels or any other finishing material inside the chase around the fireplace is to be used,
add its thickness to the measurement.
**Values M and N are minimum measurements. They may need to be increased to alloy installation of a
fresh air intake kit or forced air kit, or depending on the finish material used.
CLEARANCES
A
3" (76 mm) maximum
B
5 5/8" (143 mm) minimum
C
24" (610 mm) minimum