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Expert Advice
Connect two different female connections
If you want to connect an 18mm female fitting to a smaller 14mm female size, this is the adapter you need. This glass piece will make both fittings compatible with each other for a seamless connection.
18mm female to 14mm female
This adapter is made for 18mm and 14mm female fittings. Check your glass connections and make sure this is the right one for you.
Quality materials
This glass adapter is made from high-quality glass material to ensure a clean, pure vapor path and a tight seal.
Check out more of our glass parts and accessories.