Gravity-Powered Dog Door: Smart Design for Drainage & Airflow
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Gravity-Powered Dog Door: Smart Design for Drainage & Airflow
A Little Wisdom Helps You Become Smarter ! In the video, A wooden dog door hangs from the top of the hole. It swings open both ways with a gentle push. Gravity closes it automatically. Gaps at the bottom let water drain out. Two holes balance air pressure for smooth movement. Simple, smart design.
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A Little Wisdom Helps You Become Smarter !
In the video, A wooden dog door hangs from the top of the hole.
It swings open both ways with a gentle push.
Gravity closes it automatically.
Gaps at the bottom let water drain out.
Two holes balance air pressure for smooth movement.
Simple, smart design.
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