Duct Network - VENTILAIRSEC VMI PULSE'R Prestige Galbé Installation Manual

3.6

Duct network

▪
Use insulated ducts, 160 mm diameter.
▪
Use as few bends as possible.
▪
Place the duct as straight as possible.
▪
Make sure the network is carefully sealed, from the roof outlet to the ventilation openings.
3.6.1 Connections
▪
Fix a duct to the roof outlet using a clamping collar. Make sure the connection is correctly
sealed.
▪
Cut the duct from the outlet to the right length and fix it to the VMI® unit's inlet collar. Use a
clamping collar and make sure it is correctly sealed.
▪
Fix new ducts (one per ventilation opening) to the sleeves using clamping collars. Make sure
the connection is correctly sealed.
▪
(4V and 6V types) Cut the ducts from the ventilation openings' sleeves to the right length and
fix them to the two coaxial ends of the connecting tee. Both ducts must be of similar length
and as short as possible. Use clamping collars and make sure the connections are correctly
sealed.
▪
(4V and 6V types) Fix a duct to the third end of the connecting tee. Use a clamping collar and
make sure it is correctly sealed.
▪
(4V and 6V types) Cut the duct from the tee to the right length and fix it to the VMI® unit's
outlet collar. Use a clamping collar and make sure it is correctly sealed.
▪
Cut the duct from the ventilation opening's sleeve to the right length and fix it to the VMI®
unit's outlet collar. Use a clamping collar and make sure it is correctly sealed.
51