Adapter is supplied with hose connector for attachment to vacuum/gas source. Diameter accommodation range of 2 to 17mm O.D. Compression cap seals inlet (thermometers, gas dispersion tubes, pH probes) using a Viton O-ring. Top opening can also be sealed using a PTFE faced silicone septum instead of the O-ring.
100% Satisfaction Guarantee: At Mansion Labs, we want to be sure that the item you choose is the right one for you. Within 30 days of delivery of your order, you may return any merchandise purchased from Mansion Labs in its original condition with your email order confirmation or packing slip. Restocking fees may apply. On items over $275 shipping within the US, we will even arrange free pick up or pay for returns shipping.