HVAC

Sort by:
Load Previous

MRCOOL 25ft 1/4 x 1/2 Lineset for DIY 18K Indoor w/ DIY Pro Cable - R454B Compatible with EZ Pro (DIY25-1412C-O)

$514.99 USD$436.00 USD
25ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor w/ DIY Pro Cable - R454BSpecifications Refrigerant: R-454B
Add to cart
Quick view Add to cart

MRCOOL 25ft 1/4 x 1/2 Lineset for DIY 18K Indoor - R454B (DIY25-1412-O)

$320.99 USD$272.00 USD
25ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor - R454BSpecifications Refrigerant: R-454B
Add to cart
Quick view Add to cart

MRCOOL 25ft 1/4 x 3/8 Lineset for DIY 6K, 9K & 12K Indoor w/ DIY Pro Cable - R454B (DIY25-1438C-O)

$482.99 USD$409.00 USD
25ft 1/4 x 3/8 Lineset for DIY 6K, 9K & 12K Indoor w/ DIY Pro Cable - R454BSpecifications Refrigerant: R-454B
Add to cart
Quick view Add to cart

MRCOOL 25ft 1/4 x 3/8 Lineset for DIY 6K, 9K & 12K Indoor - R454B (DIY25-1438-O)

$311.99 USD$264.00 USD
25ft 1/4 x 3/8 Lineset for DIY 6K, 9K & 12K Indoor - R454BSpecifications Refrigerant: R-454B
Add to cart
Quick view Add to cart

MRCOOL 16ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor - R454B (DIY16-3858-O)

$319.99 USD$271.00 USD
16ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor - R454BSpecifications Refrigerant: R-454B
Add to cart
Quick view Add to cart

MRCOOL 16ft 1/4 x 1/2 Lineset for DIY 18K Indoor - R454B (DIY16-1412-O)

$282.99 USD$239.00 USD
16ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor - R454BSpecifications Refrigerant: R-454B
Add to cart
Quick view Add to cart

MRCOOL 16ft 1/4 x 3/8 Lineset for DIY 6K, 9K & 12K Indoor - R454B (DIY16-1438-O)

$267.99 USD$227.00 USD
16ft 1/4 x 3/8 Lineset for DIY 6K, 9K & 12K Indoor - R454BSpecifications Refrigerant: R-454B
Add to cart
Quick view Add to cart

MRCOOL DIY 4th Generation 50ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor (DIY50-3858C)

$666.99 USD$565.00 USD
DIY 4th Generation 50ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor
Add to cart
Quick view Add to cart

MRCOOL DIY 4th Generation 50ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor (DIY50-1412C)

$605.99 USD$513.00 USD
DIY 4th Generation 50ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor
Add to cart
Quick view Add to cart

MRCOOL DIY 4th Generation 35ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor (DIY35-3858C)

$569.99 USD$483.00 USD
DIY 4th Generation 35ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor
Add to cart
Quick view Add to cart

MRCOOL DIY 4th Generation 35ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor (DIY35-1412C)

$516.99 USD$438.00 USD
DIY 4th Generation 35ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor
Add to cart
Quick view Add to cart

MRCOOL 25ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor (DIY25-3858)

$302.99 USD$256.00 USD
25ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor
Add to cart
Quick view Add to cart
You've viewed 84 of 184 products
Load More
<p>Shop MRCOOL heating and cooling: DIY mini splits, central systems, heat pumps, geothermal, linesets and accessories — authorized dealer pricing with fast shipping.</p><div style="display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;background:#1b2559;border-radius:14px;padding:18px 22px;margin:14px 0 6px"> <div style="color:#fff"> <div style="font-size:18px;font-weight:800;margin-bottom:2px">Not sure which system you need? <span style="background:rgba(255,255,255,.16);color:#cdd3ea;font-size:11px;font-weight:800;letter-spacing:.6px;padding:3px 9px;border-radius:11px;vertical-align:middle">BETA</span> </div> <div style="font-size:13.5px;color:#cdd3ea">Answer a few questions and our System Selector will build the right MRCOOL® package for your space — sized room by room.</div> </div> <a href="/pages/system-selector" style="background:#6C7CF5;color:#fff;font-weight:800;font-size:14px;padding:12px 26px;border-radius:24px;text-decoration:none;white-space:nowrap">Launch System Selector →</a> </div>