A convenient low-cost port for refrigeration servicing. May 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. Diversitech Access Tee, 1/4 in Nominal, Female Swivel End Style, For Use With: Refrigeration Servicing, Brass, Brown, Import