Brass body, O-ring on top cap and side cap in NBR. Brass knocker. Minimum and maximum operating temperatures: 0° +90°C ISO228 threaded connections (equivalent to DIN EN ISO228 and BS EN ISO228)
Available from 3/8" 2" with NBR seal, from 3/8" to 4" with metal seal.
Available with American NPT thread in sizes 2"_1/2, 3" 2 4".
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