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

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