MRCOOL® DIY® 5th Gen · Line Set

50' R-454B No-Vac Lineset

50' R-454B No-Vac Lineset

$722.00Free shipping
  • Free shipping · ships same day with tracking
  • 7-yr compressor / 5-yr parts warranty
  • No vacuum pump or special tools
  • Real install help from people who've done it
Overview

Go the distance. The MRCOOL® 50' R-454B No-Vac Lineset doubles your reach beyond the standard included 25' lineset, giving you the flexibility to place your condenser exactly where it makes sense — around corners, across a roofline, or away from high-traffic areas. Pre-charged with R-454B refrigerant and compatible with MRCOOL® DIY® Quick Connect® systems. No vacuum pump or HVAC professional required.

Shipping & returns

Free shipping on every order. Orders ship same day with tracking. Questions about returns? Contact us before you ship anything back.

How it goes in

Four steps. One weekend.

  1. Hang the air handler

    Level the wall plate, drill the pass-through, and hang the indoor unit.

    Indoor
  2. Set the condenser

    Place the outdoor unit on a pad or wall bracket with clearance to breathe.

    Outdoor
  3. Connect the lines

    Run the pre-charged Quick Connect® line set and hand-tighten both ends.

    Lines
  4. Power up

    Hook up the dedicated circuit, pair the SmartHVAC app, done.

    Power

Electrical hookup must follow local code.