Package each product as international packaging standard.
Your design package request also acceptable
1. Valves should be save dry in door ventilation, access both ends musht be blocked.
2. Long-term storage of exhust valve should be check regularly to remove dirt, and rush-proof oil coating on the surface of the processing.
3 After installation, should check regularly, main inspeciion items:
(1) the sealing surface wear.
(2)of the stem and stem nut abrasion of trapezoidal thread.
(3)the vent valve repair after assembly, should carry on the sealing performance tes.