Blog

Explore the 2025 new refrigerant changes, how they impact our buying new air conditioners, and what should we consider facing with the latest regulations.

Discover the best mini split heat pump systems for year-round comfort. Learn how heat pumps work, and find top models to suit your heating and cooling needs

Learn about common ductless air conditioner issues and solutions. Get tips on maintenance, troubleshooting, and choosing the best mini split for your home or RV.

The best mini split brands ranked by energy efficiency, reliability, and affordability, featuring Mitsubishi, Daikin, Fujitsu, LG, and Della to suit various home needs.

Learn the best and worst places to install a mini split. Discover how improper placement can impact efficiency, energy costs, and system longevity.

Learn why your Della mini split may not heat in extreme cold and how to defrost it effectively. Get tips for optimal winter performance and troubleshooting.

Is your air conditioner draining too much water? Discover common causes of excessive water drainage and effective solutions to keep your AC running smoothly. Learn more now!

Learn essential air conditioner maintenance tips for mini splits, window units, portable ACs, and central systems to improve efficiency and extend lifespan.

Find the best portable air conditioner for bedrooms, offices, and large rooms in Della's top picks in 2024. Shop and buy the right portable air conditioner from Della now!