Continuous Environmental Protection

Take Control of
Your Air. Your Space.
Your Health.

Purity Guardian 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.

Standards Met
EPA Guidelines ASHRAE 62.1 & 241 Virginia IAQ Compliance ASHRAE 160 Mold Risk
Live Environmental Monitor — Fairfax County School Facility
Updated 8 seconds ago · All systems normal
Protected
PM2.5 Particulates
6.4μg/m³
✓ Within EPA limits
CO₂ Levels
912ppm
⚠ Ventilation advisory
Mold Risk Score
Low/ ASHRAE 160
✓ No action required
Relative Humidity
49%
✓ Optimal 40–60%

Not just monitoring.
Active protection.

With Purity Guardian, 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, Purity Guardian 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, Purity Guardian 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.

Built for professionals and homeowners

Whether you manage a 10,000 sq ft facility or want clean air at home, Purity Guardian 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.

Built on the standards that protect lives

Purity Guardian 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.

Virginia IAQ Compliance — Aligned with Northern Virginia building and school district environmental requirements.

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

⚕️

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. Fiberglass filters with fan set to AUTO (heating/cooling only) actually increased airborne particle counts in real-world testing.

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

More airborne particle capture compared to the standard setup above. Upgrading to a MERV 13/14 filter and switching the fan to continuous runs air through filtration 24/7 — not just when you're heating or cooling.

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.

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

📊

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

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

Purity Guardian 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