- Great for fitting horizontally or vertically.
- Available in 1¼" and 1½" sizes
- Perfect to stop smells and backflow
Great for fitting horizontally or vertically. Perfect to stop smells and backflow.
| Code |
Description |
| MACVALVE-1 |
1¼" Self - closing waste valve |
| MACVALVE-2 |
1½" Self - closing waste valve |
With no water seal, it can never dry out through evaporation or lack of use, as the membrane remains sealed.
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Available in 1¼” and 1½” sizes
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BSP female inlet nut x universal compression outlet
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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
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Can be fitted in horizontal or vertical position
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Can be fitted in installation where a non-return valve can be of benefit to the plumbing installation
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No water seal so it can never dry out through evaporation or lack of use of an appliance as the membrane remains sealed
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Not recommended for use with shower trays unless there is access for maintenance
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Patent Pending