Artikelliste des Teilkataloges: WELCH - Anfangsbuchstabe: N
| Artikelnummer | Beschreibung |
| 700560 | netvac+ Wall bushing for 20mm, with DN10 fittings |
| 700562 | netvac+ Front mount, Manual regulated, Hose barb DN8/10 |
| 700561 | netvac+ Fume hood, Front mount, Hose barb DN8/10 |
| 70056120 | netvac+ Kit - Fume hood, consists of 700561 + 700571 |
| 70056121 | netvac+ Kit - Fume hood, consists of 700561-01 + 700571 |
| 70056101 | netvac+ Wall Mount, Front mount, Hose barb DN8/10 |
| 70056201 | netvac+ Wall Mount, Manual regulated, Hose barb DN8/10 |
| 70056204 | netvac+ Surface mount, Manual regulated, Hose barb DN8/10 |