 | DIN-DVGW W 270 in process (positiv provisional decree) |
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| KTW - Recommendation (Technology - Center - Karlsruhe) |
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| Gas - Approval (NBR) |
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| International accepted Aging - Test with the result: "50 Years Lifetime" |
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| Special developed material allows installation in:
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| - | Leach |
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| - | Oil/Gas |
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| - | Sewer |
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| - | Potable Water |
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| - | Natural Water |
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