21 SEER mini split — Home Selection
HVAC Business Bulk Purchase Save with Code BULK
HVAC Business Bulk Purchase Save with Code BULK
Call Button
Call Now Get up to $200 OFF when you call! Ends in 10:00

Customer Reviews

John D. "Great service! Highly recommend."

Jane S. "Saved $50 on my order."

Mike T. "Fast and reliable support."

Skip to content

Build the perfect HVAC unit

Get up to 40% OFF on your next system with our custom tool!

Build Your SYSTEM

Filters

21 SEER mini split

Frequently Asked Questions

Most Frequently Asked Questions

Yes, 21 SEER is excellent efficiency for a mini split.

Very efficient. It's about 50% more efficient than a 14 SEER system.

Often yes, especially in hot climates or with high usage.

Other Questions

Savings vary, but could be 20-30% on cooling costs compared to lower SEER units.

Typically $3,500 to $10,000 installed, depending on capacity and features.

21 SEER is about 10% more efficient than 19 SEER, offering slightly higher energy savings.

Latest from HVAC & More

  • MRCOOL DIY® 5th Gen vs 4th Gen

  • Introducing MRCOOL 4th Generation DIY Mini Split

  • How Does a Mini Split Work?

Read about HVAC

21 SEER mini split Reviews