Potterton NXR4 Installation, Operation & Maintenance Manual page 13

SECTION 4
PAGE 12
Fig. 4 – Fluegas Passes
Front Intermediate Section
Fig. 5 – Section Build
or
AR M
POTTERTON COMMERCIAL PRODUCTS DIVISION
INSTALLATION, OPERATION & MAINTENANCE MANUAL
Centre Intermediate Section
AR
REAR
REAR
INTER
or
AV
Rear Intermediate Section
M AV
FRONT
MIDDLE
INTER INTER
Apply Jointmastic Silicone to
the surfaces in bold
NXR4
FRONT