| | Damper InLine Galv 100dia | | | |
| | Damper InLine Galv 125dia | | | |
| | Damper InLine Galv 150dia | | | |
| | Damper InLine Galv 200dia | | | |
| | Damper InLine Galv 250dia | | | |
| | Damper InLine Galv 300dia | | | |
| | Damper InLine Galv 350dia | | | |
| | Halton PTS/A Inline damper metal 100dia tight shut off | | | |
| | Halton PTS/A Inline damper metal 125dia tight shut off | | | |