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Rough code: RVA-9521-00-B ou RVA-9521-P0-B
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NS option: 1 accessory works at a time
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Rough code with non-shared port (NS): RVA-9521-00-NS-B ou RVA-9521-P0-NS-B
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Reversible check / non-return valves in case of water supply inversion
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Large depth adjustment range
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Rough valve RVA-9521-00-B included
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The rough and the trim can be ordered separately
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Trim code: T04-9521-00-xx