alpex is FRÄNKISCHE's multilayer composite pipe system for drinking water, heating and gas installations. The alpex family comprises: alpex F50 PROFI for drinking water and heating installations in the dimensions from 16 to 32 mm; alpex L for drinking water and heating installations in the dimensions from 40 to 75 mm; alpex plus - the innovative push-fit fitting. The individual components of the alpex product family perfectly match each other thus producing an entirely safe and reliable system.