Custom Cones USA 109mm Refined White Paper Pre-Roll Tube With 11mm Wide Glass Tip, Black Band with Gold Stripe - Pack of 50 Pre-Roll Size:109mm Size - 2.0 Gram Capacity Grandevo WDG is fairly slow

Grandevo WDG is fairly slow acting and it can take 2-3 applications on a 7 day interval before you see the population in noticeable decline

As more water flows through

Non-volatile memory holds programs indefinitely without batteries except date and time

Extended Release Chlorine Dioxide

Every last detail has been accounted for to make this product as perfect as scientifically possible

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