WaterShield/Engineering Tools
Filtered for:🦷Dental Waterlines
CDC Guidelines • ADA Standards • OSAP

Dental Waterline & Operatory Engineering Tools

Clinical calculators for Dental Assistants, Hygienists, and Practice Managers to calculate shock chemical mixing ratios, microbore purge durations, and autoclave water purity.

Showing 6 calculators
CDC / ADA DUWL Guidance

DUWL Microbial Biofilm Risk Matrix

Interactive clinical model of heterotrophic bacteria and opportunistic pathogen proliferation risk based on bottle water source, biocide regimen, and operatory stagnation.

Potable / LegionellaDental DUWL
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CDC DUWL Microbore Purge

Microbore DUWL Purge & Turnover Timer

Compute precise flush durations for 1/16" and 1/8" dental tubing to achieve complete volumetric turnover for morning 120s purges and 30s between-patient flushes.

Potable / LegionellaST-108 SterileDental DUWL
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CDC / ADA Shock Dwell

DUWL Disinfection Concentration × Time (CT)

Verify if your waterline shock concentration (ppm) and contact dwell time achieve required log-reductions against resilient microbial biofilms.

Potable / LegionellaST-108 SterileDental DUWL
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Delivery Unit Solenoid Protection

Water Hardness & Scaling Index (LSI)

Assess clinic municipal water corrosivity and scale potential to protect dental delivery unit solenoids, valves, and bottle filling pre-filtration.

Potable / LegionellaST-108 SterileDental DUWL
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ANSI/AAMI ST108 Tabletop

AAMI ST108 Tabletop Autoclave Water Purity

Evaluate tabletop autoclave feed water conductivity (< 5.0 μS/cm), hardness, and TDS against ANSI/AAMI ST108:2023 Critical Water standards.

Potable / LegionellaST-108 SterileDental DUWL
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CDC / ADA Line Shock Protocol

DUWL Shock Dilution & Dosing Calculator

Calculate exact chemical mixing ratios and 24h dwell requirements for Citrisil Shock, Sterilex Liquid Ultra, ICX Shock, and 1:10 Bleach protocols.

Potable / LegionellaST-108 SterileDental DUWL
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Continuous Automated Compliance

Achieve 100% Passing Waterline Colony Counts

Track monthly paddle tests (< 500 CFU/mL), schedule automated shock reminders, log autoclave spore tests, and protect patients from waterline biofilms.

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