Viessmann vitodens Technical Manual page 119

Plastic (PPs) balanced flue system for routing through a lightweight duct
If no duct is available at an installation
location with one or several full storeys
above where Vitodens is installed, a space-
Duct profiles made by Skoberne (made from breeze blocks)
∅ mm a b Fire
mm mm resistance
150 240 45 90 min.
210 300 45 90 min.
Anchoring for roof terminals made from breeze block duct profiles
(where the duct is run up to the underneath the roof skin)
C
D
VITODENS
4.2 Design and sizing information for flue pipe connections
saving duct for reduced temperature
requirements may also be retrofitted.
The installed duct must meet the
A
B
Obtainable from Messrs. Skoberne:
A Roof terminal
B Universal roof tile
C Last duct profile
D Anchoring of the roof terminal
requirements for domestic chimneys to
DIN 18160 1 or must have Building
Regulation approval.
Skobifix 90 duct elements made by
Skoberne (foamed ceramics)
Messrs. Skoberne offer a duct system
made from breeze blocks or foamed
ceramics with general Building
Regulations approval.
Address of Messrs. Skoberne:
Skoberne GmbH Technik und Vertrieb
Ostendstraße 1
D 64319 Pfungstadt
During installation, match the final duct
profile piece C to the roof slope.
4
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