- Self-Closing Membrane
- Temperature Rating 100°C
- KIWA Certified and WRAS approved
The only combined tundish and non-return valve with a silicone membrane seal ensures it will not be affected in hard water areas
| Code |
Description |
| MACTUN-1 |
15mm inlet x 22mm outlet |
| MACTUN-2 |
15/22mm inlet x 1¼" outlet |
This prevents foul odour or sewer gas entering the building when installed into a waste or soil pipe. The product is generally maintenance-free. If required, the top tundish window can be removed from the Mactun body for inspection or cleaning when maintenance work is being carried out.
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MACTUN incorporates a self-closing membrane which opens to allow discharge to flow freely and then closes to form a seal. This prevents foul odour or sewer gas entering the building when installed into a waste or soil pipe.
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The membrane seal has no spring mechanism and shall not be affected in hard water areas.
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The membrane seal creates no resistance ensuring a smooth discharge flow from the PRV/TRV
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Temperature Rating 100°C
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The product is generally maintenance free. If required, the top tundish window can be removed from the Mactun body for inspection or cleaning when maintenance work is being carried out.
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Suitable for use on Cylinders, Boilers, Water Heaters, PRV Valves, Condensate and Air Conditioning Units
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KIWA Certified and WRAS approved