https://www.thisoldhouse.com/heating-cooling/how-to-install-a-whole-house-dehumidifier
How To Install a Whole-House Dehumidifier - This Old House
Apr 14, 2026 - Too much humidity in your home can cause discomfort. Learn how to install a whole-house dehumidifier in our comprehensive guide.
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https://www.thisoldhouse.com/heating-cooling/how-to-install-a-whole-house-ductless-system
How To Install a Whole-House Ductless System for Your Home - This Old House
Apr 15, 2026 - Looking for a more energy-efficient way to heat and cool your home? Learn all about whole-house ductless systems in our comprehensive guide.
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https://www.thisoldhouse.com/plumbing/how-to-install-a-whole-house-water-filter
How To Install a Whole House Water Filter - This Old House
May 12, 2026 - Plumbing expert Richard Trethewey shows how to install a whole-house water filter to improve the taste and odor of drinking water.
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https://www.thisoldhouse.com/heating-cooling/how-to-install-a-whole-house-humidifier
How to Install a Whole-House Humidifier - This Old House
May 11, 2026 - Ask This Old House plumbing and heating expert Richard Trethewey shows how a professional would install a whole-house humidifier.
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https://www.thisoldhouse.com/plumbing/how-to-install-a-whole-house-water-softener
How To Install a Whole-House Water Softener - This Old House
May 7, 2026 - Ask This Old House plumbing and heating expert Richard Trethewey visits New Jersey to install a water softener.
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https://www.thisoldhouse.com/how-to-install-a-whole-house-ductless-humidifier
How to Install a Whole-House Ductless Humidifier - This Old House
Apr 16, 2026 - Ask This Old House plumbing and HVAC expert Richard Trethewey travels to Park City, Utah to install a whole house ductless humidifier.
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