Up to 4 bar, it is intended to connect a special accessory provided with a perforated needle that is nailed to the elastomer by drilling all its thickness. This fitting is threaded onto the socket in place of the closure cap and an appropriate pressure measuring device (ball gauge, etc.) is connected to it.
Gas installations of the 1st, 2nd and 3rd family.
Manufactured with brass CW614N (CuZn39Pb3) or CW617N (CuZn40Pb2) according with Standards UNE-EN 12164 or UNE-EN 12165. Elastomers according with Standard UNE-EN 549. The needle is made of Stainless Steel.