Plastic Tube for connecting scent diffuser and hvac system

Plastic Tube for connecting scent diffuser and hvac system

Note:

1. Tube is about 1.5m length

2. Size available:

    Type 1> External diameter: 12mm; Internal Diamter:8mm

     Type 2> External diamter 16mm; Internal diameter: 12mm

3. All ship by post 15-20 days

Before order,pls confirm size of plastic tube you need.