"A" Rating on
Angie's List

$89 Air Conditioning special

For 1 system & not valid with any other offers

Like us on Facebook
to receive a special offer!

View All Current Offers

Quick Links

Indoor Air Quality

Healthy Climate® Indoor Air Quality Solutions

The Healthy Climate® Solutions collection includes indoor air quality systems for every need, from industry-exclusive air purification to high-efficiency filtration systems. Designed to work with your central heating and cooling systems, these products control and enhance indoor air quality for an improved, cleaner and more comfortable home environment.

Humidity Control Module:

Working together with your heating and cooling system, products like the Humiditrol® system enhance your home's comfort and air quality by keeping humidity levels balanced and under control.

Humiditrol® Whole-Home Dehumidification System

Total home comfort and air quality you can feel

  • Manages the moisture in your home's air for greater comfort and improved indoor air quality
  • Patented Humiditrol® technology helps reduce humid conditions in the home, reducing the opportunity for mold and mildew problems
  • Designed to easily integrate with all Lennox® R410A cooling products and the ComfortSense® 7000 Series touchscreen thermostat to provide optimal comfort, indoor air quality and energy efficiency
  • Optimized for use with the XC21 air conditioner and XP19 heat pump
  • Maintains optimal humidity, minimizing the impact of potential airborne pollutants
  • Installs easily in existing duct system
  • No ozone emissions— a known lung irritant
  • 5-Year Limited Warranty on covered components

Healthy Climate® Whole-Home Dehumidifiers

Moisture control for comfortable living

  • Effectively remove excess moisture from the entire home, a single area, such as a basement or a combination of both
  • Help create healthier air by reducing dust mites and mold that thrive in humid environments
  • Protect home furnishings and wood from moisture damage
  • Use environmentally-friendly R-410A refrigerant
  • Easier to use and less intrusive than portable units-no need to empty buckets of water!
  • No ozone emissions— a known lung irritant
  • Designed to easily integrate with your heating and cooling system
  • New 65 pint model is ENERGY STAR® rated
  • 5-Year Limited Warranty on covered components

Healthy Climate® Whole-Home Power Humidifier

Powerful humidification for enhanced air quality and comfort

  • Maintains optimal comfort during heating seasons by minimizing problems associated with dry air
  • Creates a healthier home and lessens skin irritations, sore throats and respiratory problems
  • Protects home and furnishings by reducing the risk of wood warping and cracking
  • Provides an easier-to-use and less intrusive option to portable units—no need to constantly fill and clean units
  • Built-in fan helps circulate humidified air
  • Available with Automatic Control to keep humidity precisely where you need it
  • 5-Year Limited Warranty on covered components

Healthy Climate® Whole-Home Bypass Humidifiers

Effective, whole-house humidity control

  • Maintains optimal comfort during heating seasons by minimizing problems associated with dry air
  • Creates a healthier home and lessens skin irritations, sore throats and respiratory problems
  • Protects home and furnishings by reducing the risk of wood warping and cracking
  • Provides an easier-to-use and less intrusive option to portable units—no need to constantly fill and clean units
  • Available with Automatic Control to keep humidity precisely where you need it
  • 5-Year Limited Warranty on covered components

Germicidal Lights Module:

Power with maximum-intensity ultraviolet light, these products help to dramatically reduce concentrations of microorganisms such as mildew, bacteria and mold.

Back to top

Healthy Climate® UV Germicidal Lights

Highest UV light intensity on the market!

  • Powerful ultraviolet energy helps eliminate biological contaminants like mold and bacteria
  • Improves air quality and protects equipment by sterilizing surfaces
  • Reduces concentrations of airborne bioaerosols by 50% within as little as 45 minutes
  • Dual-lamp or single-lamp option
  • Available in 2,000 microwatts (UV-2000) or 1,496 microwatts (UV-1000)
  • UL listed
  • No ozone emissions— a known lung irritant
  • 5-Year Limited Warranty on covered components

Eliminate pollutants from indoor air

  • Powerful ultraviolet energy helps eliminate biological contaminants like mold and bacteria
  • Improves air quality and protects heating and cooling equipment
  • Offers installation flexibility with added safety features and simplified maintenance
  • Reduce your family's exposure to potentially harmful airborne pollutants
  • UL listed
  • No ozone emissions— a known lung irritant
  • 5-Year Limited Warranty on covered components

Ventilation Module:

Ideal for tightly sealed homes, these products replace stale, contaminated indoor air with fresher outside air.

Healthy Climate Heat Recovery Ventilator (HRV)

Effective ventilation for colder climates

  • Provides cleaner, fresher indoor air
  • Designed to provide comfort in colder climates
  • Transfers heat from indoor air before it is discharged
  • Will not restrict airflow for proper filtration
  • Ideal for new homes which are tightly sealed or remodeled homes with energy efficiency upgrades
  • All units include a Healthy Climate® wall control
  • No ozone emissions— a known lung irritant
  • Limited Lifetime Warranty on aluminum core
  • 5-Year Limited Warranty on covered components

Healthy Climate Energy Recovery Ventilator (ERV)

Effective ventilation for warmer climates

  • Provides cleaner, fresher indoor air
  • Designed to provide comfort in warmer, humid climates
  • Transfers incoming humidity back outdoors
  • Will not restrict airflow for proper filtration
  • Ideal for new homes which are tightly sealed or remodeled homes with energy efficiency upgrades
  • All units include a Healthy Climate® wall control
  • No ozone emissions— a known lung irritant
  • 5-Year Limited Warranty on covered components

Ventilation Control System

Economical whole-home ventilation

  • Automatic monitoring of outdoor temperature and indoor humidity makes sure the air coming into your home is not too humid, hot or cold
  • Compatible with any forced-air system
  • Motorized damper controls the amount of outdoor air entering your home, never allowing more than what's needed
  • 24-hour timer helps reduce energy costs
  • Industry compliance—meets ASHRAE 62.2003 residential ventilation standard
  • User controls allow you to manage air exchange and circulation based on your individual needs
  • 2-Year Limited Warranty on covered components

Back to top

Air Cleaners/Filtration Module:

PureAir® Air Purification System

Cleans the air in your home better than any other single system you can buy

  • Industry-exclusive air purification technology
  • Only single indoor air quality system to attack all three classes of indoor air contaminants:
  • Small, breathable particles such as dust, dirt, pollen and allergens
  • Airborne mold spores, bacteria and viruses
  • Odors and chemical vapors
  • MERV 16* PrecisionPleat™ media filter
  • Removes OVER 95% of particles ranging in size down to 0.3 micron
  • Removes OVER 90% of bioaerosols ranging in size down to 0.01 micron
  • Removes and destroys approximately 50% of household odors and chemical vapors in a 24-hour period
  • Hospital inpatient care/general surgery level filtration
  • Whole-home purification works with your existing heating and cooling system
  • Reduces and destroys ozone—a product of pollution and a known lung irritant
  • 5-Year Limited Warranty on covered components

Healthy Climate 16 Media Air Cleaner

Highest efficiency in-line cartridge media filter

  • #1 rated professionally installed, whole-home filtration system as ranked by a leading consumer magazine
  • Provides whole-home filtration for optimal home comfort and air quality, with no additional energy costs
  • MERV 16 Precision Pleat™ media filter (MERV 16/CADR 1900†)
  • Hospital inpatient care/general surgery level filtration
  • Removes OVER 95% of particles ranging in size down to 0.3 micron
  • Removes OVER 90% of bioaerosols and microorganisms down to 0.01 micron
  • Effective filtration to protect the HVAC equipment
  • It would take at least six of the top-rated portable room air cleaners to equal the performance of one Healthy Climate® 16 Media Air Cleaner
  • No cleaning required
  • Cartridge slides out for quick and easy replacement
  • Cartridge lasts up to one year. As with any filtration product, replacement life cycle depends on the individual conditions and needs of your home
  • Compatible with any HVAC system—no additional power source needed
  • No ozone emissions— a known lung irritant
  • 5-Year Limited Warranty on covered components

Healthy Climate 10 Media Air Cleaner

Effective box media filter

  • Provides whole-home filtration for optimal home comfort and air quality, with no additional energy costs
  • MERV 10* media filter (MERV 10/CADR 520†)
  • Removes up to 85% of particles such as dust, dirt, and mold spores down to 3 microns
  • Compatible with any HVAC system—no additional power source needed
  • No ozone emissions— a known lung irritant
  • 5-Year Limited Warranty on covered components








Healthy Climate High-Efficiency Particulate Air (HEPA) Filtration System

Best possible air-filtration performance

  • True HEPA system—means the entire system has been tested to meet industry standards for particle/bioaerosol filtration
  • Near-perfect filtration—up to 99.97% efficient in removing particles and bioaerosols down to 0.3 micron
  • Sealed bypass design—traps particles and prevents them from escaping
  • Optional carbon filtration—helps remove odors
  • Powerful, yet quiet performance—completely and quietly filters the air inside your home, several times a day
  • Easy integration—designed to work with Lennox® heating and cooling systems for total home comfort
  • No ozone emissions— a known lung irritant
  • 5-Year Limited Warranty on covered components

Healthy Climate Pleated Media Air Cleaner (PMAC)

Effective air filtration

  • Effective, collapsible MERV 10* media filter
  • Enhanced UV resistance for long life
  • Removes circulated dust and other particles ranging in size down to 3 micron**
  • Removes bioaerosols ranging in size down to 3 micron
  • Upgradeable to MERV 16 media air filter
  • Designed to work with your indoor heating and cooling equipment—providing cleaner air to your entire home while protecting and maintaining system efficiency
  • 5-Year Limited Warranty on covered components

Healthy Climate Replacement Air Filters

The first step to cleaner air

  • Removes particles to protect your indoor air quality and your HVAC equipment
  • Cartridge slides out for quick, easy replacement
  • MERV 16 available in 5" box and 5" or 6" expandable
  • MERV 15 available in 3" box
  • MERV 10 available in 3" or 5" box and 5" and 6" expandable
  • MERV 8 available in 1" box

Back to top

Hoff Heating and A/C is a Member of the Air conditioning contractors of America St. Louis, MO Hoff Heating and A/C is an accredited member of the better business bureau Hoff Heating and A/C is a proud supporter of habitat for humanity Hoff HVAC is a proud member of the national association of home builders Hoff HVAC is a proud supporter and member of the Missouri Propane Gas Association Hoff HVAC is a member of the North American Technician Excellence