| | Rigi-Flex Insulated Aluminium Duct dia125mm 3m R0.6 | | | |
| | Rigi-Flex Insulated Aluminium Duct dia150mm 3m R0.6 | | | |
| | Rigi-Flex Insulated Aluminium Duct dia200mm 3m R0.6 | | | |
| | Rigi-Flex Insulated 150dia 3m R1.0 | | | |
| | Rigi-Flex Insulated 200dia 3m R1.0 | | | |
| | Rigi-Flex Insulated 250dia 3m R1.0 | | | |
| | Rigi-Flex Insulated 300dia 3m R1.0 | | | |
| | Rigi-Flex Insulated 350dia 3m R1.0 | | | |
| | Rigi-Flex Insulated 400dia 3m R1.0 | | | |