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In-Stock Waipahu • $0 Estimates

Order Online or Book $0 In-Home Estimate

Order brand-new LG & GE Window ACs online ($395–$1,200) for free Waipahu pickup or $50 Oahu delivery. Zero upfront cost to book window AC installation or deep cleaning estimates.

Waipahu Warehouse

94-150 Leoleo St. #203, Waipahu, HI 96797

Pickups by appointment • Insured Oahu Specialists

Zero Cost for Estimates • By Appt
High-Capacity Cooling • 12,000 to 23,500 BTU

Living Room Window ACs Oahu Guide

Cool open island living rooms, connected kitchen/dining spaces, and vaulted plantation ceilings with powerful 18,000 to 23,500 BTU Window ACs. High-capacity Dual Inverters stocked in Waipahu.

OAHU CLIMATE REALITY

Why Living Rooms Need Proper BTU Sizing in Hawaii

Standard mainland BTU charts assume 8-foot drywall ceilings with thick fiberglass insulation. On Oahu, uninsulated single-wall redwood construction, afternoon trade-wind glass exposure, and open kitchen stoves create heavy midday thermal heat soak. Sizing up 10%–20% ensures your unit hits target temperature comfortably without continuous strain.

Island Sizing Quick Rules
  • • Up to 400 sq. ft. Oahu (550 AHAM): 12,000 BTU (LW1222IVSM — 115V)
  • • Up to 500 sq. ft. Oahu (700 AHAM): 14,000 BTU (LW1522FVSM — 115V)
  • • Up to 600 sq. ft. Oahu (1,000 AHAM): 18,000 BTU (LW1822IVSM — 230V)
  • • Up to 800 sq. ft. Oahu (1,440 AHAM): 23,500 BTU (LW2423HRSM — 230V)
WAIPAHU WAREHOUSE DIRECT

High-Capacity Living Room AC Models

12,000 BTUIn-Stock Waipahu

LG LW1222IVSM

Medium Living Rooms (Up to 550 sq. ft. AHAM / 380 sq. ft. Oahu)

• 115V / 15A Standard Household Plug
• NEMA 5-15P (Standard 3-prong)
• CEER 15.0 Energy Star
$745$700 after $45 rebate
View Specs & Order Online
14,000 BTUIn-Stock Waipahu

LG LW1522FVSM

Open Living & Dining Areas (Up to 700 sq. ft. AHAM / 450 sq. ft. Oahu)

• 115V / 15A Standard Household Plug
• NEMA 5-15P (Standard 3-prong)
• CEER 14.7 Energy Star
$785$740 after $45 rebate
View Specs & Order Online
18,000 BTUIn-Stock Waipahu

LG LW1822IVSM

Large Open Floor Plans (Up to 1,000 sq. ft. AHAM / 600 sq. ft. Oahu)

• 208/230V Dedicated 15A Circuit
• NEMA 6-15P (Horizontal pins)
• CEER 14.7 Energy Star
$925$880 after $45 rebate
View Specs & Order Online
23,500 BTUIn-Stock Waipahu

LG LW2422IVSM

Expansive Living Areas & High Ceilings (Up to 1,440 sq. ft. AHAM / 800 sq. ft. Oahu)

• 208/230V Dedicated 15A Circuit
• NEMA 6-15P (Horizontal pins)
• CEER 14.5 Energy Star
$1,025$980 after $45 rebate
View Specs & Order Online
Live Waipahu Warehouse Stock • $45 HECO Rebate Eligible

Order Living Room Window ACs Online (12,000 – 23,500 BTU)

Live Waipahu warehouse stock. Add directly to cart for free Waipahu pickup by appointment or $50 flat Oahu island-wide delivery.

View All 12 In-Stock Models ($395–$1,200)
20 In Stock115V
LG Dual Inverter 12,000 BTU (LW1222IVSM)
12,000 BTU • Up to 380 sq. ft.

LG Dual Inverter 12,000 BTU (LW1222IVSM)

$745Waipahu Direct
-$45 Rebate
Specs
48 In Stock115V
LG Dual Inverter 14,000 BTU (LW1522FVSM)
14,000 BTU • Up to 450 sq. ft.

LG Dual Inverter 14,000 BTU (LW1522FVSM)

$785Waipahu Direct
-$45 Rebate
Specs
5 In Stock208
LG Dual Inverter 18,000 BTU (LW1822IVSM)
18,000 BTU • Up to 600 sq. ft.

LG Dual Inverter 18,000 BTU (LW1822IVSM)

$925Waipahu Direct
-$45 Rebate
Specs
11 In Stock115V
LG Dual Inverter 6,000 BTU (LW6023IVSM)
6,000 BTU • Up to 220 sq. ft.

LG Dual Inverter 6,000 BTU (LW6023IVSM)

$560Waipahu Direct
-$45 Rebate
Specs
Free Waipahu Pickup (94-150 Leoleo St #203, by appt)$50 Flat Oahu Delivery • US-Issued Cards Only

Electrical Plug Compatibility Guide

Check your living room wall outlet before ordering to ensure seamless plug-and-play installation.

Standard 115V / 15A Outlet
Fits: 12,000 BTU & 14,000 BTU

Standard 3-prong household outlet found in every Hawaiian living room. Zero special electrical work needed.

Dedicated 208/230V Circuit
Fits: 18,000 BTU & 23,500 BTU

Features horizontal pin configuration. Delivers commercial cooling power for large open floor plans.

Living Room Window AC FAQs

Yes! High-capacity LG Dual Inverter & GE models (12,000 to 23,500 BTU) produce massive cubic-feet-per-minute (CFM) airflow designed specifically for large open-concept floor plans. Because they use variable-speed inverter compressors, they maintain steady cooling throughout the day without the sudden temperature swings of older units.
⭐ 4.9/5 Rating (142+ Verified Reviews)

Oahu Living Room Cooling Reviews

Homeowners who stay comfortable all day with Dual Inverter ACs

Explore All 142+ Reviews
BM

Bryan M.

Verified
Waipahu•Google Verified
Waipahu Warehouse PickupTech: Brian

“I found this company on Google. They are located in the Waipahu industrial area across from the old City Mill. The LG AC unit my mother needed was in stock - so...”

Waipahu Warehouse CustomerEst. 2005 • Oahu
TB

Tommylynn B.

Verified
Honolulu•Yelp Verified
Window AC InstallationTech: Brian

“I replaced two window ac units, called on Wednesday and Brian came out the next day. Professional, timely and installation was flawless! Mahalo Brian!”

Oahu Verified CustomerEst. 2005 • Oahu
RT

Ron T.

Verified
Ewa Beach•Yelp Verified
Window AC InstallationTech: Chris

“Very efficient and worked on a holiday (Veterans Day) to replace my large window AC. My AC also has WiFi so I can control it outside my home. Chris was very pro...”

Oahu Verified CustomerEst. 2005 • Oahu
AL

Adrienne L.

Verified
Kailua•Yelp Verified
Window AC Cleaning & ServiceTech: Chris

“We had gotten our window unit initially installed by Affordable Home AC a year ago. We noticed our unit started leaking onto the Lanai, and called them up to ta...”

Oahu Verified CustomerEst. 2005 • Oahu
SL

Samuel L.

Verified
Pearl City•Yelp Verified
Window AC Cleaning & ServiceTech: Brian

“My A/C was running sluggish and figured it needed to be cleaned (been 2 years since installed). Contacted Affordable Home AC and was referred to Chris at Window...”

Oahu Verified CustomerEst. 2005 • Oahu
MS

Mermaid S.

Verified
Mililani•Yelp Verified
Window AC InstallationTech: Brian

“The AC unit stopped working in my apartment so my landlord helped make arrangements to connect with Brian and Chris. They were very professional and had a new A...”

Oahu Verified CustomerEst. 2005 • Oahu
BH

B H.

Verified
Aiea•Yelp Verified
Window AC InstallationTech: Brian

“Excellent business to work with. Quick response to providing an estimate and recommendations. Amazingly, they arrived a little earlier than scheduled and comple...”

Oahu Verified CustomerEst. 2005 • Oahu
TB

Tim B.

Verified
Waipahu•Yelp Verified
LG Dual InverterTech: Brian

“I am giving Affordable Home Air Conditioning in Waipahu my highest recommendation to other Yelp users in the Honolulu area. Brian Borges and his team were quick...”

Oahu Verified CustomerEst. 2005 • Oahu