The application and characteristics of products: Heating circuit manifold. Made from high-quality brass profile piping MS 58, 1". Fully-fitted on sound-insulated consoles as per DIN 4109. Ultra-simple, either-side connection with 1" female thread. Zones G 3/4" with Eurocone, distance 50 mm, flat-sealing connecting points, low installation depth, function and pressure-tested, with air release valve and 2 x end stops 1".