Pimaflex multipipe systems offers a conclusive connection procedure for all 4 types of connection:

Preparation of the pipe:

• The pipe must be cut right-angled

Connecting with:

• Metal Press-fitting: bevel the pipe, attach the fitting to the pipe, press it, finished!
• Push Fitting: bevel the pipe, Push pipe into the fitting, finished!
• DIY-Fitting: push sleeve into the pipe, push the pipe into the fitting until the end(marked), finished!
• Aircon Fitting: Insert the Fitting into the pipe, tighten the fitting body to the AC service valve and push the pipe into the fitting. Tighten it using a wrench, Finish.

Detailed mounting information can be found in the technical documentation. Those must be read carefully and to be followed for a safe and permanent tight connection.