Limited-Time Offer

The Comfort Reset Event

Save on eligible MRCOOL 5th Gen DIY E-Star single-zone Wall Mount systems and get FREE shipping to the lower 48 states.

$400 OFF
per unit (buy 2, save $400 on each)
Use promo code at checkout:
RESET400
Shop Eligible Wall Mount Systems Eligibility Details
$400 Off Each Unit Free Lower 48 Shipping Wall Mount Only
Enter code RESET400 at checkout to redeem. Applies to eligible wall-mounted single-zone 5th Gen DIY E-Star systems only. Free shipping available to the lower 48 states.

Save An Additional $400 on These Eligible Systems

The Comfort Reset Event

It’s time to reset your comfort and upgrade to a smarter, more efficient HVAC solution. During The Comfort Reset Event, you can receive an additional $400 OFF the displayed price on select MRCOOL 5th Generation DIY E-Star Single Zone wall-mounted systems when you enter promo code RESET400 at checkout. Free shipping to the lower 48 states is included.

This limited-time offer applies to the following Single Zone 5th Gen DIY E-Star wall-mount systems:

  • 9,000 BTU
  • 12,000 BTU
  • 18,000 BTU
  • 24,000 BTU
  • 36,000 BTU

Designed for homeowners who want professional-level performance without professional installation costs, MRCOOL’s 5th Gen DIY E-Star systems deliver powerful heating and cooling with industry-leading efficiency. Each system is ENERGY STAR® rated and features advanced inverter technology for consistent comfort and lower energy usage. MRCOOL’s signature pre-charged Quick Connect® line sets make true DIY installation possible with no special tools or HVAC experience required.

Why Upgrade During The Comfort Reset Event?

  • Save an additional $400 off the displayed price with promo code RESET400
  • Free shipping to the lower 48 states
  • ENERGY STAR® efficiency for lower energy bills
  • DIY-friendly installation with pre-charged line sets
  • Reliable year-round heating and cooling
  • Ideal for bedrooms, garages, workshops, additions, and other single-zone spaces

Whether you’re replacing an outdated system or adding climate control to a new space, the MRCOOL 5th Gen DIY E-Star wall-mounted series offers dependable performance, long-term savings, and the flexibility to install on your schedule.

How to Redeem

Select an eligible wall-mounted system and enter RESET400 at checkout to receive $400 OFF the displayed price.
Offer cannot be combined with other discounts or promotions.

This event is available for a limited time and only while eligible inventory lasts.

Reset your comfort. Upgrade your efficiency. Enjoy reliable performance all year long.