|
The 
products have many advantages:
 Replace extensive vent piping, saving costs in materials and installation.
Reduce the need for fire stopping devices preventing the “chimney
effect” in the pipes, reducing the risk of fire spreading upwards between
floors.
Protect the inner mechanism against the entrance of vermin,
foreign objects and material by the
specially designed screens of the
valves. Only offers this protection!
Eliminate the risk of water leakages through roof penetrations.
Reduce the need for unsightly vent pipes.
 Prevent transmission of odourous sewer gas into the building or
surrounding areas.
Provide greater freedom of design for engineers, architects and design
professionals.
Are resistant to adverse weather conditions.
Prevent the possibility of vent blockages caused by frost, birds and
nesting animals.
Prevent the possibility of shearing-off of vent pipes due to snow
slides.
Reduce the requirement for flashings that may eventually leak.
Require no maintenance,as the valves are specially designed to resist
extreme temperatures and deterioration.
Long lifetime -equivalent to that of the drainage system in which they are
installed - repeated opening and closing will not affect their sealing operation.
Early warning system for blockages in the building’s drain.
|
