HL85N13 Floor drains / Attachments / Extensions / HL85N / HL85Nextension with flange incl. O-ring  HL85NH13 Floor drains / Attachments / Extensions / HL85N / HL85NHextension incl. O-ring with bitumen membrane  HL85NC13 Floor drains / Attachments / Extensions / HL85N / HL85NCextension d 110mm CeraDrain with polymer concrete collar incl. O-ring  HL85N-302013 Floor drains / Attachments / Extensions / HL85N / HL85N-3020Extension with flange and O-ring and deep, pre-installed lot cover, fitting to HL3020 series.  HL32013 Floor drains / Attachments / Extensions / HL320 / HL320extension 35mm/d 89mm  HL340N13 Floor drains / Attachments / Extensions / HL340N / HL340Nextension 80mm/d 110mm incl. O-ring  HL35013 Floor drains / Attachments / Extensions / HL350 / HL350extension 130mm/d 145mm  HL350.013 Floor drains / Attachments / Extensions / HL350 / HL350.0Extension with flange, fits to roof drain series HL62, HL64 and HL69.  HL350.113 Floor drains / Attachments / Extensions / HL350 / HL350.1extension 180mm/d 145mm with flange and waterproofing kit HL84  HL350.1H13 Floor drains / Attachments / Extensions / HL350 / HL350.1Hextension 180mm/d 145mm with bitumen membrane  HL350.213 Floor drains / Attachments / Extensions / HL350 / HL350.2extension 130mm/d 145mm with inlet DN40  HL340012 Balcony and terrace / Attachments / Extensions / HL3400 / HL3400Elongation element d 146 mm/ 200 mm incl. O-ring  HL850013 Floor drains / Attachments / Extensions / HL8500 / HL8500Elongation element 200 mm/ d 146 mm with flange and O-ring  HL8500H13 Floor drains / Attachments / Extensions / HL8500 / HL8500HExtension with bitumen flange for HL3100T and 5100T series