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BBJ Mold Control for HVAC Systems and Air Ducts Concentrate

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BBJ Mold Control for HVAC Systems and Air Ducts Concentrate

BBJ Mold Control for HVAC Systems and Air Ducts Concentrate

Part Number: 491-12

BBJ Mold Control for HVAC Systems and Air Ducts® controls the growth of mold and mildew in HVAC systems. Use alone as a mold control solution or apply after physical cleaning and sanitizing to inhibit microbial growth on supply and return sides of systems including coils, pans, ductwork and more.

About BBJ Mold Control for HVAC Systems and Air Ducts

  • EPA registered for use in occupied spaces
  • Economical concentrated formula
  • Use on coils, pans, fans, ducts and more
  • Will not damage surfaces
  • One application lasts for months

Additional Product Information:

BBJ Mold Control for HVAC Systems and Air Ducts® concentrate controls and inhibits microbial growth on cooling and airflow systems like air conditioning systems and duct work. Use to

  • Reduce musty smells and other odors
  • Improve indoor air quality
  • Improve efficiency of operation

Use on supply and return side components such as unlined ductwork, coils, air handling units, drains pans, grills, humidifiers and dehumidifiers.

Concentrated formula can be mixed as required an applied with foggers, air compressors, or other aerosol methods.

Available in 15 oz concentrate (491-12)

Available in ready-to-use formula as well.


  • Concentrated formula, makes 7.g gallons of ready-to-use.
  • EPA Registered
    • Fungistat
    • Bacteriostat
    • Mildewstat
  • Approved for use while building is inhabited - No need to evacuate premises during application
  • Can be applied with a variety of sprayers
  • Inhibits the growth of microorganisms
  • Reduces frequency of coil cleaning cycle
  • Increases HVAC/R system operating efficiency
  • Reduces system maintenance costs and prolongs system life
  • Will not stain or bleach surfaces or fabrics
  • Fungistat
  • Bacteriostat
  • Mildewstat
  • EPA Reg. No. 67212-3
  • PH: 3.5-5.5
  • Appearance: Clear Liquid
  • Application with compressed air sprayer or fogging device

Q. Do it need to mix this product before use?
A. Yes, BBJ Mold Control for HVAC systems and Air Ducts is a concentrate. Simply follow the included directions. One bottle of concentrate makes 7.5 gallons of ready-to-use.

Q. How long does BBJ Mold Control for HVAC and Air Ducts actual control mold for?
A. This depends on the specific application, but generally and if applied according to instructions, BBJ Mold Control for HVAC and Air Ducts should control mold growth for 6 -12 months.