Across International PTFE 24/40 Joint Sealing Sleeve for Air Tight Vacuum Work Hydroponic System Parts Dual layer observation window with

Dual layer observation window with 5/8" tempered safety glass

High flow rates and water savings have never before been seen in a package so affordable and durable

We carry all Munch Machine spare parts and if you need some help

and cheaper for the DIY'er at home

Across International PTFE 24/40 Joint Sealing Sleeve for Air Tight Vacuum Work Hydroponic System Parts Dual layer observation window withAcross International PTFE 24 40 joint sealing sleeve for air tight vacuum operation. Designed with higher and lower bumps to enhance sealing. No lip top allows you to put on your keck clip securely. This sleeve will increase vacuum level on your glassware setup, allowing you to achieve better results.