› Product search Product search Search products Select product category Floor drains and AccessoriesFloor drainsSquare gratingsRound gratingsExtension ringsWater trapsAccessoriesLine drainsVieser Line CoversVieser Line TraysAccessoriesDesign DrainsVieser DotVieser SquareVieser FlipVieser CornerDecoration productsVieser LauhaOther products New Showing 5 results Vieser extension ring 25-88mm HVAC: 3318415 EAN: 6418685512055 Vieser extension ring with side inlets 3xDN32 HVAC: 3318452 EAN: 6418685512086 Vieser low extension ring 12mm HVAC: 3318951 EAN: 6418685511805 Vieser low extension ring 18mm HVAC: 3318952 EAN: 6418685511836 Vieser extension ring retrofit support HVAC: 3317354 EAN: 6430066744107