wind turbine attic ventilator is not mounted properly and
will be prone to leak during a heavy rainfall.
photo shows the correct wind turbine installation. This view
if from the roof side or exterior of the house. We should also
see a hole cut in the roof decking from inside the attic.
picture shows ridge vents for attic ventilation. This looks
good from the roof side, however the roof decking should be
cut back from the ridge to allow the hotter attic air to flow
vent provisions shown in this photo.
This bathroom vent fan cover is stopped up.
Cleaning is recommended.
of a power attic ventilator. The advantage of a power attic
ventilator is it can move more cubic feet of air than a wind
turbine and it is thermostatically controlled so it only runs
when the temperature is hot. The down side is the motors fail
view of a power attic ventilator shows the wiring is exposed
and not in the thermostat/junction box and missing its cover.