360° Environmental Intelligence
PurityGuardian Shield
Purity Guardian
360° Environmental Intelligence

Take Control Of Your Air.
Your Space.
Your Health.

PurityGuardian continuously monitors air quality, water contaminants, and mold risks in real time. Intelligent insights, instant alerts, and direct access to filtration solutions — for both commercial facilities and homes.

Get Free Air Report See How It Works
Standards Met
EPA Guidelines ASHRAE 62.1 & 241 EPA & CDC IAQ Standards ASHRAE 160 Mold Risk
Live Environmental Monitor — Detecting your location…
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Air Quality Index
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Ozone (O₃)
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Overall Status
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Barometric Pressure
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Pressure Change Detected
Rapid barometric pressure changes are a clinically recognized migraine trigger.
Rapid barometric pressure changes are a clinically recognized migraine trigger. Studies show up to 75% of migraine sufferers report weather-related triggers. Changes of more than 0.2 inHg (inches of mercury — a unit of atmospheric pressure) within 6 hours are associated with increased headache and migraine frequency.
Platform Features

Not just monitoring.
Active protection.

With PurityGuardian, you're not just watching numbers — you're taking control and living in the clean, healthy space you deserve.

Continuous Environmental Monitoring

Real-time tracking of PM2.5, CO₂, VOCs, humidity, temperature, and mold risk indicators. Whether it's a school gymnasium or your home, PurityGuardian never sleeps — so you always know what you're breathing.

Automated Compliance Reports

AI-generated professional IAQ reports aligned with ASHRAE 62.1, ASHRAE 241, and EPA standards. Compliance documentation for facilities directors and building managers — no manual write-ups, no guesswork.

Intelligent Mold Risk Scoring

Proactive mold risk assessment using temperature, humidity, and dew point analysis per ASHRAE 160. Catch conditions before mold forms — protecting occupants, students, and your property before remediation becomes necessary.

Direct Filtration Solutions

When action is needed, PurityGuardian connects you directly to high-quality filtration systems. Simple to order, easy to maintain — making it straightforward to create the clean, healthy space you deserve.

Who We Serve

Built for professionals and homeowners

Whether you manage a 10,000 sq ft facility or want clean air at home, PurityGuardian scales to your mission.

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School & Facilities Directors

Meet ASHRAE 241 ventilation requirements. Protect students and staff with documented air quality reports. Respond to complaints with data, not guesswork.

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Building & Property Managers

Monitor air quality across multiple commercial spaces from one dashboard. Automate compliance documentation and reduce liability with continuous environmental oversight.

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Health-Conscious Homeowners

You deserve clean air too. Know what your family breathes, detect mold risk before it starts, and get actionable insights to create a healthier home environment.

Standards & Authority

Built on the standards that protect lives

PurityGuardian isn't guessing at safe air. Every alert, every score, every report is grounded in the same standards used by the EPA, ASHRAE, and the institutions that set the rules for healthy environments.

EPA & CDC IAQ Standards — Aligned with national EPA indoor air quality guidelines and CDC/NIOSH workplace air quality recommendations applicable to buildings and schools across the US.

ASHRAE 160 Mold Prevention — Mold risk scoring uses the same criteria as the industry standard for moisture-related building design.

EPA & ASHRAE 62.1/241 — Reports and alerts reference EPA thresholds and ASHRAE ventilation standards so your documentation is audit-ready.

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EPA

Indoor Air Quality Guidelines

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ASHRAE 62.1

Ventilation for Acceptable Indoor Air Quality

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ASHRAE 241

Control of Infectious Aerosols

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ASHRAE 160

Moisture Control & Mold Prevention

90%
Of time people spend indoors — where air quality matters most
$5B+
IAQ monitoring market in 2025, growing 9% annually
24/7
Continuous monitoring — never miss a dangerous condition shift
RT
Real-time alerts the moment air quality falls below safe thresholds
💡 Pro IAQ Tip

Your Furnace Is Already an Air Purifier —
You're Just Not Using It

Most people only run their furnace fan during heating or cooling. But your HVAC system has a secret: when the fan runs continuously, every cubic foot of air in your home passes through the filter multiple times per day. Pair that with a high-efficiency filter, and you have a whole-home air purifier already built in.

❌ Standard Setup (What Most Homes Do)
+82%

More airborne particles — not fewer. Most homes use cheap fiberglass filters with the fan on AUTO. Real-world testing in 28 homes showed this actually makes air quality WORSE — not better.

A terrifying result from 28 real homes
✅ High-Efficiency Filter + Continuous Fan
457%

457% Better Air. Just two changes: upgrade to a MERV 13/14 filter and run your fan 24/7 instead of AUTO. That's it. Your HVAC becomes a whole-house air purifier.

Proven across 5 states, 28 homes
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Allergens & DustContinuous filtration captures pollen, pet dander, and dust mites that settle between heating cycles.

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Bacteria & VirusesThe American Lung Association confirms: more air circulation means less pathogen spread and reduced airborne transmission risk.

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Wildfire & Smoke EventsYour first defense during smoke events isn't an air purifier you buy — it's the filter already in your furnace running full-time.

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Eliminates Hot/Cold SpotsContinuous air circulation equalizes temperatures across rooms — a side benefit of improved IAQ.

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Modern ECM Motors Make It PracticalNewer ECM blower motors are highly efficient at low speed, making continuous operation cost-effective for most households.

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Upgrading Filters Compounds the GainMoving from MERV 8 to MERV 13/14 increases PM2.5 capture by 290–380% on its own — combine it with continuous fan for maximum effect.

Based on a field study by 3M and the American Lung Association Health House Project (2000) — 28 homes tested across 5 states. Study evaluated particle capture rates across filter efficiency levels and fan operation modes. Results showed high-efficiency filters combined with continuous fan operation delivered 457% more airborne particle capture versus standard fiberglass filters on auto mode. Fiberglass filters on continuous fan actually increased airborne particle counts by 82%.

MERV 13/14 vs. standard MERV 8 filters — upgrading filter efficiency alone increases clean-air-delivery-rate by 290–380% for PM2.5 particles, per peer-reviewed research published in Building and Environment journal.

Stop guessing — see the difference in real time.
Monitor your air quality before and after continuous fan operation to confirm the improvement.
Start Monitoring for Free Shop MERV Filters
How It Works

Simple to start. Powerful in practice.

1

Enter Your Data

Input your environmental readings — PM2.5, CO₂, VOCs, humidity, and temperature — or connect your monitoring hardware for automated ingestion.

2

PurityGuardian Analyzes

AI cross-references your data against EPA guidelines, ASHRAE standards, and mold risk models to generate an accurate environmental health picture.

3

Take Control

Get your professional IAQ report, clear action recommendations, and direct access to filtration solutions if remediation is needed. You're in control.

You're not just monitoring your environment — you're taking control of it.

Generate a professional IAQ report in minutes. Free to start. No sensors required.

Start Your Free IAQ Report Shop Air Filters
📊 Free Air Quality Insights

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