| Catalogue No | Description | Size | Finish |
| MACFILTER |
Air Admittance Valve, Septic Tank
| 110/90mm | Black |
| VP1 |
Valve, Air Admittance, BSP Conns
| 1.1/2in | Grey |
| VP1W |
Valve, Air Admittance, BSP Conns
| 1.1/2in | White |
| VP2 |
Valve, Air Admittance, Multifit Outlet
| 1.1/2in | Grey |
| VP2W |
Valve, Air Admittance, Multifit Outlet
| 1.1/2in | White |
| VP3 |
Valve, Air Admittance, With Integral Multifit Tee
| 1.1/2in | White |
| VP4 |
Valve, Air Admittance, With Multifit Tee
| 1.1/4in | White |
| VP15M |
Valve, Air Admittance, With Multifit Outlet
| 1.1/4in | Grey |
| VP50 |
Valve, Air Admittance, Multifit Outlet
| 2in | Grey |
| VP50-100 |
Valve, Air Admittance, Multifit Outlet
| 3-4in | Grey |
| VP50P |
Valve, Air Admittance
| 3-4in | Grey |
| VP100 |
Valve, Air Admittance
| 3-4in | Grey |
| VP100E |
Air Admittance Valve, Internal/External, Push Fit seals
| 110mm | Black |
| VP100E-GR |
Air Admittance Valve, Internal/External, Push Fit seals
| 110mm | Grey |
| VP100E-WH |
Air Admittance Valve, Internal/External, Push Fit seals
| 110mm | White |
| VP100N |
Valve, Air Admittance
| 110mm | Grey |
| VPSF-40/50 |
Valve, Air Admittance
| 1.1/2-2in | White |
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