Details:  

One-inch valve

1> Routine valve stem: Nylon

2> One-inch valve outer :gasket:Rubber

3> One-inch routine valve mounting cup: tinplate/aluminium

4> Routine valve inner gasket: Rubber

5> Routine valve housing : Nylon

6> Routine valve spring: Stainless steel

7> Dip tube: Polythylene

Fast filling with low pressure
Without VPH, for household product, personal care product, automobile and industrial aerosol product.

With VPH, especially for water-base aerosol product, able to get better spraying effect if with two-piece actuator.