How Long Do Whole House Dehumidifiers Last?

A whole-house dehumidifier typically lasts 8 to 15 years, depending on factors like usage, maintenance, and environmental conditions.

 

Factors Affecting Lifespan of Whole House Dehumidifiers

Quality of the Unit – Higher-end crawl space dehumidifiers tend to last longer.

Maintenance – Regular filter changes, coil cleaning, and drainage checks can extend lifespan.

Humidity Levels – Running constantly in high-humidity areas may shorten its life.

Proper Sizing – An undersized or oversized unit may wear out faster due to excessive cycling.

Installation & Usage – Professionally installed and properly used systems last longer.

 

How to Extend the Lifespan of Whole House Dehumidifiers

Clean or replace air filters every 3-6 months.

Check and clean the drain line to prevent clogs.

Inspect and clean coils annually to maintain efficiency.

Ensure proper ventilation to prevent overheating.

Use a smart humidity controller to avoid excessive operation.

 

Recommendations on Reliable Whole-House Dehumidifiers

PREAIR WH70 whole home dehumidifier: This dehumidifier can absorb 70 pints of water a day. It can be installed in the crawl space, basement and other narrow spaces. You can connect the dehumidifier to your HVAC system and control it through a separate controller or a third-party controller. PREAIR helps you save the whole home dehumidifier cost. Simple installation, easy use.

WH95 whole house dehumidifier: To live in an optimal environment need to keep your home humidity between 40%-60% (RH). The WH95 is designed to control indoor humidity and prevent condensation and mold. This unit can be easily installed and remotely controlled which makes you free from damp problems. It has a MERV8 filter to absorb small particles. A 15-month full warranty allows you to use it with confidence.

WH135 fresh air dehumidifier: It has a large capacity (135PPD) that can dehumidify a 4000-5000 ft² house. The air volume of WH135 reaches 350CFM, ensuring the speed of dehumidification. The unit has a MERV8 filter that is good at trapping mold spores, dust mites, and debris. Unlike the WH70 and WH95, it has two air inlets that can be separately connected with pipes to absorb air indoors and outdoors. It can be controlled remotely and connected to your HVAC system.

In the future, the whole house dehumidifier will appear in millions of houses.