McAlpine 90° Bend
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Highlights:
- Available in 1¼” and, 1½” sizes
- For use with MACVALVE-1 and MACVALVE-2
McAlpine Self-Closing Waste Valve
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Highlights:
- Available in 1¼” and 1½” sizes
- BSP female inlet nut x universal compression outlet
- Membrane opens under water pressure to allow discharge to flow freely and then closes to form a seal to prevent foul odour or sewer gas entering the building
- Can be fitted in horizontal or vertical position
- Can be fitted in installation where a non-return valve can be of benefit to the plumbing installation
- No water seal so it can never dry out through evaporation or lack of use of an appliance as the membrane remains sealed
- Not recommended for use with shower trays unless there is access for maintenance
- Patent Pending
This product has multiple variants. The options may be chosen on the product page
McAlpine Ventapipe 100 Internal/External
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Highlights:
- Fits 4″/110mm soil pipe
- Dual fit synthetic rubber finger seal outlet
- A1 rated
- Can be installed above or below the flood level of connecting appliances.
- Air flow capacity of 40 l/s
- Incorporates a stainless steel mesh in the air intake
- Complies with BS EN 12380:2002
- McAlpine recommend that Air Admittance Valves be installed internally within the building.
- Range of Temperature: -20C to +60C
McAlpine Ventapipe 100 with Solvent Weld Outlet
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Highlights:
- Fits 4″/110mm soil pipe
- Solvent weld Outlet
- A1 rated
- Air flow capacity of 19.4 l/s
McAlpine Ventapipe 25 with integral 1½” Multifit Tee
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Highlights:
- 1½” Multifit Tee
- Air flow capacity of 4.5 l/s
McAlpine Ventapipe 40/50
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Highlights:
- Fits 1¼”, 1½” and 2″ waste pipe
- Solvent weld Outlet
- A1 rated
- Air flow capacity of 9 l/s