thetis

  1. Gaucho223

    Closed: Si Tech Exhaust Valve - Model for Waterproof Drysuits (D10)

    I'm looking for a new SI Tech model that is standard on waterproof drysuits. I believe it is the tSi tech thetis model. it is similar to the Viking series for contaminated water but single valve. Specifically I dive the Waterproof D10. Thanks.
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