MC line set kit with copper tubing, white insulation, and brass fittings for HVAC installation
MC line set kit with copper tubing, white insulation, and brass fittings for HVAC installation

MRCOOL GeoCool No-Vac Vertical Downflow without Air Box 3/8 3/4 Precharge Line Set (GCNV-VD00-3834)

Authorized GeoCool Dealer | Full Vendor Warranty Included

Customers rate us 4.6/5 based on 413 reviews.
$208.00
$359.00
$208.00
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MC line set kit with copper tubing, white insulation, and brass fittings for HVAC installation

GeoCool

MRCOOL GeoCool No-Vac Vertical Downflow without Air Box 3/8 3/4 Precharge Line Set (GCNV-VD00-3834)

$359.00 $208.00
MC line set kit with copper tubing, white insulation, and brass fittings for HVAC installation

GeoCool

MRCOOL GeoCool No-Vac Vertical Downflow without Air Box 3/8 3/4 Precharge Line Set (GCNV-VD00-3834)

$359.00 $208.00
  • Description

The MRCOOL GeoCool No-Vac Vertical Downflow Line Set (3/8" x 3/4") is engineered for quick, efficient installation of geothermal HVAC systems. Designed for vertical downflow applications and precharged with eco-friendly refrigerant, it eliminates the need for vacuuming or charging on site. Perfect for simplifying complex installs, this line set offers reliable performance and compatibility with MRCOOL GeoCool systems.

MRCOOL GeoCool No-Vac Vertical Downflow without Air Box 3/8 3/4 Precharge Line Set Features

No-Vac Technology – Precharged line set eliminates the need for field vacuuming or charging, saving time and labor.
Vertical Downflow Design – Specifically designed for vertical installations without the air box, ideal for certain retrofit or tight-space projects.
Precharged Refrigerant – Comes factory prefilled with eco-friendly R410A refrigerant for hassle-free connection.
Heavy-Duty Construction – Built with durable, corrosion-resistant materials for long-term use in geothermal applications.
Leak-Free Quick Connects – Secure fittings ensure airtight performance and simplify system setup.

MRCOOL GeoCool No-Vac Vertical Downflow without Air Box Applications

  • Residential HVAC Systems – Ideal for geothermal systems in homes with vertical downflow setups.

  • Retrofitting Projects – Simplifies installations in older buildings where access or clearance is limited.

  • New Construction – Speeds up geothermal system installation in vertically configured systems.

  • Time-Sensitive Jobs – Great for contractors who need to reduce installation time and avoid on-site refrigerant work.

  • Service Replacements – Can be used for system repairs where the original line set needs to be replaced with minimal downtime.

What’s Included?

  • MRCOOL GeoCool No-Vac Vertical Downflow without Air Box 3/8 3/4 Precharge Line Set (GCNV-VD00-3834)

  • User Manual

MRCOOL GeoCool No-Vac Vertical Downflow without Air Box Specifications

Dimensions 57.7 in D x 12.55 in W x 3.9 in H
Refrigerant Type R410a
Liquid Line Size 3/8
Suction Line Size 3/4
Has Batteries No
Contains Electronics No
Contains Chemicals Yes
Contains Aerosol Yes
Contains Compressed Gas Yes
Proposition 65 Warning Yes

Frequently-Asked Questions

Is this line set compatible with all MRCOOL GeoCool models?
This line set is compatible with select GeoCool systems. Please confirm the match with the product model and orientation type before purchase.

Does this require refrigerant handling during installation?
No. The line set comes precharged and uses No-Vac quick connects to eliminate the need for on-site refrigerant handling.

Can it be used with other geothermal brands?
It's optimized for MRCOOL GeoCool systems. Use with other brands is not guaranteed and may void warranty.

Manual

  • GeoCool No-Vac Vertical Downflow without Air Box 3/8 3/4 Precharge Line Set Manual

Frequently Asked Questions

Yes! We provide free and fast shipping on MOST orders within the continental United States. However, some specific brands and items will require a quote. You can live chat or call us for a quote
Most orders ship out within 1–2 business days and arrive within 3–5 business days depending on your location.
We offer easy returns as long as your item meets the conditions outlined in our Return Policy. Items must be unused, in original packaging, and returned within the specified return window.
Absolutely! Our in-house product experts are here to help. Live chat or call us 513-743-829 for personalized advice before or after your purchase.
Yes. All products include any applicable manufacturer warranties, and we’ll help you handle any warranty claims if needed.
Yes, we only sell 100% authentic, brand-new products, sourced directly from our manufacturers or authorized distributors.

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At Green Vista Living, we pride ourselves on delivering top-quality products and exceptional service to solar professionals and homeowners alike. Here's what our customers have to say about their experiences with us.

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