Metal alloy (higher stability than brass) · 1 internal thread · Certified according to DVGW · Installation without tools · Multi-use fitting · Operating temperature -20 °C to max. 85 °C · Operating pressure 16 bar (test pressure 40 bar) · Also suitable for compressed air lines with oil-free compressed air max. 16 bar · Not suitable for gas, district heating and solar energy · Not suitable for stainless steel tubes · In-wall installation · ø 15 mm, 1/2" IT