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Silver 4FWM Series Air Handler

Silver 4FWM Series Air Handler

Designed to meet the needs of a variety of systems, this small air handler provides quiet, efficient airflow that's easy on your wallet.  This compact air handler helps deliver more even heating and cooling to every room in your home.

  • Quiet, efficient operation
  • Consistent comfort that's easy on your wallet

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  • This compact air handler fits perfectly in a utility closet or over the water heater, making it ideal for apartments or townhouses where space is tight.
  • Multi-speed fan motor provides quiet, efficient circulation.
  • Insulated cabinet reduces heating and cooling losses and operating sound.
  • This compact air handler's extra-large coil surface enhances heat transfer, giving you greater efficiency and more heating and cooling capacity.
  • Easy-to-access/ replace standard-size filters.

Product Information

Product Brochure

Model Cooling Capacity H W D
4FWMA024A 24,000 36.75 18.25 18
4FWMF024A 24,000 36.75 18.25 18
4FWMA030A 30,000 36.75 18.25 18
4FWMF030A 30,000 36.75 18.25 18
4FWMA031A 30,000 40 20.5 22
4FWMF031A 30,000 40 20.5 22
4FWMA036A 36,000 40 20.5 22
4FWMF036A 36,000 40 20.5 22

For information on limited warranty terms for your existing product, please refer to your owner’s manual or view a copy of our warranty booklet. Your local dealer can provide a copy of your owner’s manual. Find your local American Standard Heating & Air Conditioning Dealer.

Beginning May 1, 2009, Registered Limited Warranty terms are available if the product is registered within 60 days of installation. Registration can be completed either online at or by calling 800-554-8005. American Standard Heating & Air Conditioning’s Registered Limited Warranty terms on this product include:

  • 10-year limited warranty on internal functional parts.
  • If the product is not registered within 60 days of installation, American Standard Heating & Air Conditioning’s Base Limited Warranty terms will apply.
  • An option to purchase transferability of your Registered Limited Warranty is available. Visit our Warranty + Registration page for more information.
  • Optional Extended Warranties available. Extended Warranties can pay for labor and other costs not covered by manufacturer's limited warranty.
  • Ask your dealer for full warranty information at time of purchase. Warranties are for residential use only, some exclusions may apply.

Matched System

Our products are engineered to work together to provide greater efficiency, reliability and comfort.

Silver SI Heat Pump Silver SI Heat Pump


With an American Standard system, people have saved an average of:


per year with

Savings based on customers who currently have a 10 SEER unit.


With an American Standard system, people have saved an average of:


per year with

Savings based on customers who currently have a 60 AFUE unit.

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