Ship FREE in
lower 48 states
Free Shipping:
All orders ship free anywhere in the lower 48 states.
Ship within
48 hours
48 Hour Shipping:
If your order doesn’t ship in time, we include a free accessory or store credit.
Customer service
5 days a week
Phone tech support
for installers & DIY
Shop by Category
Explore our full lineup of HVAC solutions and components.
Wall Mount
Cassette
Slim Duct
PTAC
Accessories
Installation Kit
FLASH DEALS
45% OFF
Ramsond 410a 12000 BTU
19 SEER 12000 BTU 230 V +
25 FT LINE SET KIT
$599.50
Add to Cart
10% OFF
New Tri Zone 20 SEER2 RDZ Series
28000 BTU Multi Zone With 3 9000 BTU Wall mount
with 3 x 25 Ft Line Set
$2106.00
Add to Cart
10% OFF
Double Stand For Condenser
Condenser Double Ground Stand
Stand 9000 BTU to 24000 BTU
$126.00
Add to Cart
Buy Bulk & Save
No job too big — contractors, installers, and builders get exclusive volume pricing.
Request Bulk Pricing
New Products
Ramsond Dual Zone
High‑efficiency dual‑zone mini split system with inverter technology.
$2,499.00
Add to Cart
BendRight
Premium tubing bender engineered for HVAC and refrigeration pros.
$89.00
Add to Cart
20 SEER2 Tri‑Zone Ramsond
Ultra‑efficient tri‑zone system ideal for multi‑room climate control.
$3,799.00
Add to Cart
Condenser Cover
Protect Your investement Outdoor cover
$166.00
Add to Cart
Mini Split BTU Sizing Map
Use the map and table below to estimate the BTU capacity needed for your room or zone.
Recommended BTU by Room Size & Climate Zone
| Room Size (sq ft) |
Cool Climate |
Moderate Climate |
Hot Climate |
| 100 – 250 |
6,000 BTU |
9,000 BTU |
12,000 BTU |
| 250 – 400 |
9,000 BTU |
12,000 BTU |
15,000 BTU |
| 400 – 600 |
12,000 BTU |
15,000 BTU |
18,000 BTU |
| 600 – 800 |
15,000 BTU |
18,000 BTU |
24,000 BTU |
| 800 – 1,000 |
18,000 BTU |
24,000 BTU |
30,000 BTU |
Quick BTU Calculator
Enter your room size and select your climate to estimate the required BTU capacity.