100mm Puro Passive Vent Kit - Through wall round fascia - Continuous Trickle Ventilation The Puro kit is designed to ensure a very comfortable distribution of filtered incoming air. The airflow is controlled by an adjustable front cover, by varying its angle from a bottom hinge point.
Puro Passive Filter Replacement (Ordered Separately)
The Puro filter is a new three dimensional filter that provides effective filtration of viruses, bacteria and pollen for fresh air into the home. Recommended replacement of every 6-12months.
100mm Typhoon Cowl
Purchased separately as a high quality exterior weatherproof cowl
90mm Aria Settable Passive Vent Kit - with knock-outs for non-closure applications Passive fresh air inlet system DCT0102 with adjustable and minimum open area settings
80mm Calma Acoustic Passive Vent Kit - Through wall round fascia - Continuous Trickle Ventilation Fresh air delivered by proprietary Swedish acoustic damping system
Calma Acoustic report