Pneumatic Door Closer for 2 Dollars

This is a standard pneumatic door closer and it can cost you 10 to 20 dollars in this project I'll show you how to make a cheap door closer that effectively works for $2 yes for $2 only.

To build this project we need a cheap air pump I bought this for only $2 in a china store by closing the air outlet the air will trap inside and then will be hard to pump.

We need to attach the spring in the pump we need to drill a small hole to attach the spring, let's now close the ear outlet.

Pneumatic door closer can cost 10-20 dollars. Pneumatic door closer designs to close the door and to prevent the door to bump in the casing.