Part of this kit — included in the price above.

View full details →
MRCOOL No Vac 15ft 3/8 3/4 Precharged Lineset for Ducted Systems - R454B

MRCOOL No Vac 35ft 3/8 3/4 Precharged Lineset for Ducted Systems - R454B

MRCOOL| SKU: NV35-3834-O In Stock

$550.00$660.0017% off

Payment plans

From $45.83/mo with shop Pay View sample plans

$15.27/mo with Paytomorrow Learn More SAVE NOW:

Amounts shown are maximums; actual savings depend on income, household size, utility, and program rules. Some programs require installation by a licensed or participating contractor and/or specific equipment efficiency ratings. Rebate data by Rewiring America. Not tax or legal advice — verify with the program before purchase. Questions? Call us at (888) 231-8920.

Free Delivery Jul 31-Aug 7 (Est.)
Line Set Length
Optional accessories

Add common accessories before checkout.

Add coverage
Add coverage

Choose optional coverage for your order.

Protection plan

Use your system worry-free for years to come

  • Comprehensive coverage for mechanical and electrical breakdowns, including power surges
  • Repairs covered 100% for the extended term — labor included, not just parts
  • Coverage for normal wear and tear that affects how the product works
  • Replacement or reimbursement if we can’t repair it
  • $0 deductibles, ever
  • Cancel anytime on a pro-rata basis
  • US-based support and quick claims filing
2 Year Protection Plan · $149Add two years of optional service contract coverage. 5 Year Protection Plan · $299Add five years of optional service contract coverage.

Coverage begins after the manufacturer warranty applies, and runs alongside it for items the factory doesn’t cover. Select a plan above the Add to Cart button to include it with your order.

Backed by Chill Mini Splits · (888) 231-8920Detailed terms and conditions

Product overview

MRCOOL No Vac 25ft 3/8 3/4 Precharged Lineset for Ducted Systems - R454B

Save hours on your next installation with the MRCOOL No-Vac Quick Connect Line Set precharged with R454B refrigerant! This precharged 25ft lineset is designed for use with the MRCOOL Ducted Systems! You can also connect two No-Vac Quick Connect Line Sets together using a coupler to increase the length of your line set. Strong 3/4 in. Gator Flextra UV Protective Insulation Sleeve provides extra protection against sun damage, weather erosion or destruction from animals and rodents.

In-stock systems ship fast and free with curbside freight delivery, typically arriving in 4–10 days. Please inspect each box at delivery and note any damage on the receipt before signing — it keeps any freight claim quick and simple.

Ask AI

Ask AI about this product

Ask our AI product assistant about sizing, compatibility, electrical needs, accessories, shipping, warranty, and install planning.

Complete Your System

MRCOOL No Vac 15ft 3/8 3/4 Precharged Lineset for Ducted Systems - R454B
Electrical Kit
Outdoor condenser pad for mini split air conditioner
MRCOOL LineGuard 4.5" Complete Line Set Cover Kit - 12 ft
MRCOOL Wall Mounting Bracket for 9K, 12K & 18K Mini Split Condensers

Total Price: $550.00

This item: MRCOOL No Vac 35ft 3/8 3/4 Precharged Lineset for Ducted Systems - R454B $550.00