Air Quality and Surface Analysis for Mold

If you have symptoms that could be related to the presence of mold in your home or if you have mold appearing on surfaces even after cleaning them, it is important to determine its extent, know the procedure to properly eliminate it, and most importantly, identify the cause to permanently solve the problem. Analysis using microscopy can help confirm the presence of mold in the air or on a surface and identify the mold type.

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Air quality
analysis for mold

  • An indoor air analysis sample covering approximately 1000 sq ft.
  • An outdoor comparative sample.
  • Quantification and characterization at the genus level of mold spores present in the air
  • Evaluation of several allergens such as pollen and dust.
  • State-of-the-art work instruments.
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Analysis and
Expertise

  • Everything included with an
    Air Quality Analysis.
  • Use of moisture testers, thermal camera, and snake camera.
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Air and surface,
two methods of analysis

Sample collection is done at various locations requested by the client. The samples are taken either by mechanical aspiration (quantitative), passive, or direct reading (qualitative). The sampling time varies depending on the type of test required.

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Air Analysis

The principle of this method is to collect a determined volume of air by propelling it onto an adhesive surface to capture suspended particles. Sampling is done using a pump, by suction, passing the set air volume at a rate of 15L/minute inside a cassette. Rectangular-shaped sampling ports are directed towards the collection medium where the particles collide and stick.

Surface Analysis

This second method involves, after inspection, taking a sample from an area or surface where mold growth is suspected. Sampling includes several types of collection. Either from a swab in the case of a smear or from an adhesive membrane in the case of Bio-tape. The smear collection technique uses a large cotton swab (swab) that is passed over the surface to be analyzed. The adhesive slide sampling technique uses a tape that is applied to the area to be analyzed.

It is also possible to send an object or a piece of material directly to the laboratory for analysis. This latter method is called the bulk method.

A remediation plan tailored to your situation

We identify issues to provide you with a personalized and comprehensive action plan to remedy the situation definitively.

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How to get results that reflect the quality of the air you breathe?

Here is what to do 24 to 48 hours before the specialist arrives:

Close the doors and windows

Turn off any air filtration device equipped with a HEPA filter

Set the air exchanger to recirculation mode

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What influences the
presence of mold

The following acceptable limits are for optimal comfort. Certain parameters such as relative humidity help prevent mold growth and an acceptable dew point at ambient temperature.

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Temperature

Adequate temperature conditions. Although molds can develop at temperatures between 0 and 60°C, the optimal temperature for rapid development is between 5 and 25°C. It is important that temperature variations are not too significant.

Relative Humidity

The relative humidity should be between 30% and 60%, as higher humidity could promote microbial growth. Conversely, lower humidity could dry out your respiratory passages. The relative humidity may be lower than 30% depending on the season, for example, drier in winter and more humid in summer.

Dew Point

If the temperature reaches the dew point, the resulting condensation may promote mold and bacteria. In a space with an absolute humidity of 15 grams of water per cubic meter, a relative humidity of 100%, and a temperature of 18°C, the dew point is at 18°C.

Other Parameters to Consider

For carbon dioxide (CO2), the standard established by the Quebec Ministry of Education is 1000 ppm inside classrooms. We take this value for inside a residential building.

Do you need a
mold test?

Mold can cause respiratory symptoms as well as building issues.

Free Consultation

Speak directly with an expert

Our mold test and analysis services

Air quality
analysis for mold

  • An indoor air analysis sample covering approximately 1000 sq ft.
  • An outdoor comparative sample.
  • Quantification and characterization at the genus level of mold spores present in the air
  • Evaluation of several allergens such as pollen and dust.
  • State-of-the-art work instruments.
Learn More

Analysis and
Expertise

  • Everything included with an
    Air Quality Analysis.
  • Use of moisture testers, thermal camera, and snake camera.
Free Consultation

Comprehensive
air quality analysis

  • An indoor air analysis sample.
  • An outdoor comparative sample.
  • State-of-the-art calibrated work instruments.
Free Consultation