The Instrument · Technical Brochure
A twelve-point engineering system quietly hidden inside every TankCalmTM install. The elegance you see in the room is possible because of what happens behind it.

Study · The Tank Architecture
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The Twelve-Point System
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Open to drain the sump directly for easy bottom-filter cleaning.
Automatically maintains water level using a float mechanism, preventing pump dry burn.
Houses the return pump — the heart of the system's water circulation.
Holds biological media that cultivates beneficial bacteria for natural water quality.
Rain-shower style water distribution for mechanical filtration of fish waste, with reduced noise.
Slows water flow into the filter, reduces noise, and collects waste at the bottom.
Dual drain pipes with multi-angle flow, preventing waste buildup in tank corners.
Chamfered opening for easy cleaning of the sedimentation chamber and rain-shower tray.
Adjusts drain flow rate, controls overflow box water level, and reduces noise.
Prevents back-siphon during power outages, protecting the sump from overflow.
Dual return outlets with individual valves for adjustable flow direction.
Pre-filters large fish waste with independent bottom drain, reducing filter media wear.
Note: The number of biological filter chamber sections and pipe lengths may vary slightly by tank size.