VAX-3B | AF Extended CPR. Tube 3/16in Pack of 100 | DiversiTech

VAX-3B AF Extended CPR Tube by DiversiTech The VAX-3B is an AF Extended CPR Tube with a 3/16" diameter, designed for use in demanding applications. Its superior construction and performance make it a reliable choice for industrial engineers and maintenance professionals. Engineered by DiversiTech, this tube is built to withstand the rigors of industrial environments and deliver unparalleled performance. Our HVAC supply store offers the best prices and fast shipping. Order yours today! The DiversiTech® VAX-3B 3/16 in. OD extended copper tube is a convenient low-cost port for refrigeration servicing. It can be installed in any position on either high or low side for charging, purging, quick testing, or pressure checking. DiversiTech’s access fittings have 1/4 in. SAE male flare access ports and include a quick seal cap and a stainless and brass special refrigerant valve core.