• Description
  • Why Buy From Us

Summary

  • High Efficiency Diamante Pro™ Ductless Mini Split Heat Pump System
  • Cooling capacity: 18,000 BTU/H with 21 SEER2 / 10.5 EER2 efficiency
  • Heating capacity: 18,000 BTU/H with 9.5 HSPF2 / 3.41 COP2 efficiency
  • Voltage: 208/230V, 60Hz, 1Ph
  • High Wall-Mounted Ductless Air Conditioning & Heating System
  • Variable-Speed DC Inverter Driven Performance
  • Factory-Precharged with Environmentally Friendly R454b Refrigerant
  • Low Ambient Range Operation (As low as -4°F in Heating / As high as 122°F in Cooling)

Features

  • Heat Pump with Cooling, Heating, Dry, and Ventilation Modes
  • Dual-Drainage Ports
  • Washable, Reusable Air Filters
  • Dual-Axis Airflow (Motorized Up-Down and Left-Right Louvers)
  • Functional Remote with:
    • ECO and SLEEP Modes, for Energy-Conservation
    • Timer On/Off Control
    • TURBO, for Times of High-Demand
    • Self-Clean Cycle
    • MEMORY, to Recall Favorite Settings
    • IFEEL, to Detect and Adjust to Local Temperature

Technical Information & Performance

  • System Kit
    • Power Supply: 208~230V, 60Hz, 1Ph
    • Cooling Rated Capacity: 18,000 BTU/h (1.5 Ton)
    • Cooling Capacity Range: 4,090~18,400 BTU/h
    • Cooling SEER2: 21.0 BTU/W.h
    • Cooling EER2: 10.5 BTU/W.h
    • Heating Rated Capacity: 18,000 BTU/h (1.5 Ton)
    • Heating Capacity Range: 4,090~19,000 BTU/h
    • Heating HSPF2 (Region IV/V): 9.5 / 8.2 BTU/W.h
    • Heating C.O.P.2 (47°F/5°F): 3.41 / 1.8 W/W
    • Refrigerant Type: R454b
    • Recommended Room Size: 500~750 sq ft
    • Minimum Room Size: 40 sq ft
    • Piping Diameter: 3/8" (Gas) / 1/4" (Liquid)
    • AHRI Reference: 217048744
  • Indoor Unit
    • Part Number: WT018GLSI20HLF
    • Air Flow (Turbo/Hi/Med/Lo/Mute): 617 / 575 / 511 / 411 / 382 CFM
    • Sound Level (Turbo/Hi/Med/Lo/Mute): 49 / 47 / 42 / 37 / 32 dB(A)
    • Product Dimensions (WDH): 39"-3/4 x 9" x 12"-3/8 Inches
    • Carton Dimensions (WDH): 43"-1/8 x 11"-3/4 x 15"-3/8 Inches
    • Net / Gross Weight: 27.6 / 33.7 lbs
  • Outdoor Unit
    • Part Number: YN018GLSI20RPF
    • Breaker Needed: 20A (double-pole)
    • Sound Level: 55 dB(A)
    • Net Dimensions (WDH): 34" x 13"-3/4 x 23"-3/4 Inches
    • Carton Dimensions (WDH): 35"-1/2 x 16" x 27" Inches
    • Net / Gross Weight: 70.5 / 82.7 lbs

Dimension Chart

39¾ 9 12⅜ 34 13¾ 23¾ ¾

Why Choose Green Vista Living


At Green Vista Living, we’re passionate about providing top-quality renewable energy and eco-friendly products that not only enhance your life but also help protect the planet. We’ve built our business with one mission in mind: to be the go-to destination for renewable energy solutions, outdoor gear, and off-grid supplies. When you shop with us, you’re not just getting innovative products—you’re joining a community that’s committed to sustainability.

We Put Our Customers First


As a small, dedicated team, we care deeply about your experience. Unlike large, faceless online companies, Green Vista Living offers a personal touch in everything we do. We're here for you from start to finish—whether you need product advice, support after a purchase, or just have questions. Our knowledgeable customer service team is always just a phone call or email away, ready to assist you in any way possible.

We Share Your Passion for the Planet


Our love for the outdoors and sustainable living runs deep. Most of our team hails from the mountains of Colorado, where renewable energy and the environment are part of daily life. So when you call Green Vista Living, you’ll speak directly with an expert who understands both the technical side of renewable products and the lifestyle they support. Whether you’re looking for solar generators, EV chargers, or any of our eco-friendly offerings, you can trust us to guide you with expertise and passion.

Trusted Industry Experts


Our close partnerships with the best brands in renewable energy and outdoor gear give us insider knowledge that you won’t find anywhere else. We’ve taken the time to carefully select products that stand out for their quality and reliability. At Green Vista Living, we believe in understanding our products inside and out so that we can help you make the right choice with confidence.

More Reasons to Love Green Vista Living


Price Match Guarantee: Thanks to our partnerships, we offer the best prices around. If you find a better deal, we’ll refund the difference.


Free Shipping: We offer free shipping on most orders to the lower 48 U.S. states, making your shopping experience even easier.


100% Secure Ordering: Our site uses SSL Encryption technology to keep your payment and personal information safe and secure.


Volume Discounts: For large orders, we’re happy to provide special pricing—just reach out for a custom quote.


Authorized Dealer: As an authorized dealer for all our brands, you’ll receive full manufacturer warranties with every order.


At Green Vista Living, we aim to make your renewable energy and outdoor experience as seamless and enjoyable as possible. With our unmatched customer service, expertise, and dedication to quality, you can shop with confidence, knowing you’re supporting a company that’s as committed to the planet as you are.

Frequently Asked Questions

Yes! We provide free and fast shipping on MOST orders within the continental United States. However, some specific brands and items will require a quote. You can live chat or call us for a quote
Most orders ship out within 1–2 business days and arrive within 3–5 business days depending on your location.
We offer easy returns as long as your item meets the conditions outlined in our Return Policy. Items must be unused, in original packaging, and returned within the specified return window.
Absolutely! Our in-house product experts are here to help. Live chat or call us 513-743-829 for personalized advice before or after your purchase.
Yes. All products include any applicable manufacturer warranties, and we’ll help you handle any warranty claims if needed.
Yes, we only sell 100% authentic, brand-new products, sourced directly from our manufacturers or authorized distributors.

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