“A heat pump thermostat is designed to have multiple options for heating your home,” Sherman says. “These are often referred to as ‘two heat, one cool’ thermostats, or similar verbiage.” Because heat ...

An Increase in Data Center power requirements has placed significant pressure on traditional Data Center cooling management Systems. The temperature in the Data Center is controlled using Air handling ...

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Worried about looming tariffs on tech? Our experts review more than 1,500 products each year. Our mega-guide, updated monthly ...

Amazon Prime Day 2025 best fan and air conditioning units: The top discounts so you're ready for the heatwave Amazon's Prime Day is here, find deals on fans to stay cool as temperatures rise.

The best air conditioners efficiently and quietly cool your space. These are the best window and portable units for bedrooms, large spaces, and more.

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For more about the difference between the two types of units, check out my article on portable air conditioners versus window air conditioners.

Discover the best air purifiers for filtering dust and allergens. Which? independent tests uncover the top air purifiers that provide cleaner, healthier air at home, plus the models to avoid buying.