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Engineering Tools

Hydraulic Calculators & Design References

Hydraulic Calculators

Head Loss Calculator

Calculate Total Dynamic Head (TDH) for PVC plumbing circuits. Accounts for pipe friction, fittings, equipment, spa jets, and static head across multiple circuits.

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Weir & Vanishing Edge Calculator

Francis weir formula, catch basin sizing, gutter & pipe recommendations. Pick your edge effect and get all the numbers in one shot.

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Estimating Tools

Shotcrete Estimator

Estimate cubic yards of shotcrete from pool dimensions, depth profile, shell specs, spa, and features. Accounts for bond beam, overshoot, and waste.

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