Xtralis VESDA VLS - Page 254

VESDA PipeNetwork Design Guide VESDA by Xtralis
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Figure 4-1: A typical on-ceiling installation
4.3.2 Concealed Sampling Pipe Network
Capillary tube sampling is ideal where the sampling pipe needs to be concealed for aesthetic or security
reasons. The main pipe network is installed in the ceiling void with capillary tubes branching off at required
intervals to penetrate the ceiling panels or tiles.
A
B
C
D
E
Legend
A Sampling pipe
B Tee adaptor
C Capillary tube
D Miniature Sampling Point
E Ceiling
Figure 4-2: Detail of concealed sampling pipe network with conical point fittings