Pp30 quick connector is used at the triple inlet. What kind of trachea should be used for the total inlet?

When the quick connector of pp30 is used at the air inlet end of the triplet, the following types of air pipes are applied to the total air intake:

1. Polyurethane trachea: Polyurethane trachea has good wear resistance and corrosion resistance, and can withstand high pressure. They are also elastic, not easy to bend or knot, and easy to install and wire.

2, polyester trachea: polyester trachea is also a common choice, with good compression and wear resistance. They are relatively soft and easy to bend and install.