Duotight Push-In Fitting - 8 mm (5/16 in.) x 9.5 mm (3/8 in.) Reducer

This Duotight reducer is used when stepping down from 9.5 mm OD to 8 mm OD EVABarrier tubing.   Duotight fittings are high-quality push-in fittings that seal tight and offer superior sealing capacity due to the double O-ring sealing design.   High-Performance Double O-Ring Design: The secret to Duotight’s superior sealing performance comes from the fact that they use not one, but two high-quality EPDM O-rings.  The double O-ring means they have literally twice the sealing surface when compared with other push-in fittings.  This makes them more reliable and significantly reduces the chance of leakage.   The double O-ring system also means that tubing can be bent at a much tighter radius without causing leaking issues, which can be an issue with other fittings.  This combination of factors makes Duotight the most reliable push-in fittings on the market.   EPDM offers excellent chemical resistance for a longer life span. When compared with silicone and vinyl, E