Blowing seal rotary valve consists of a tubular cast iron or stainless steel casing, a horizontally mounted rotor with a certain number of oblique V-shaped cross section compartment, a drive unit and a casing cover at each end. In this rotary valve, the rotation of a passage or passages in a transverse plug regulates the flow of liquid or gas through the attached pipes.

The can crusher is a handy gadget that easily crushes cans. It is simple and safe to operate with a soft grip handle, sturdy steel construction and comes complete with screws for wall mounting; just place empty can on the crusher shelf and pull down the soft grip handle hey presto reduced cans to about 1/5 of their original size, and it even comes with an in-built bottle opener. This crusher is ideal for squishing soft drink cans, and is best not used for tins.