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Fitting with self-adjusting diameter for PEX and PEX-AL-PEX pipes series 680 The self-adjusting fitting for PEX and PEX-AL-PEX pipes is a mechanical device that allows the pipes, the radiant panel system circuits and the manifolds to be connected easily and securely. This versatile fitting has been specifically designed to adapt to the varying pipe diameter tolerances.

Self-adjusting fitting for PEX and pex-al-pex pipes with internal Venturi effect profile to limit pressure losses. 3/4" F connection. Brass nut and adapter, EPDM seals, EPDM insulation ring, PA olive coupling. Medium: water and glycol solutions. Maximum percentage of glycol: 50%. Maximum working pressure: 150 psi (10 bar). Temperature range: 41 to 180°F (5 to 82°C) (PEX); 41 to 167°F (5 to 75°C) with tubing rated 200°F (93°C); 41 to 122°F (50°C) with tubing rate <200°F (93°C) (PEX-AL-PEX).
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Connection Type:
PEX Size:
Used With:
663 Broan
668S1 series
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