Rigid halogen-free RLHF / RSHF pipes - they are available in 320N and 750N versions, each in a different size. We encourage you to read the product sheets, in which you will find detailed information about all possibilities and precise technical parameters of each product. The high quality halogen-free RLHF/RSHF artificial pipes offered by us have excellent fire properties; they are halogen and cadmium -free and do not spread flame.