







GeoCool® No-Vac® Pre-Charged Line Set – 3/8" x 3/4" Vertical Downflow (No Air Box)
MODEL: GCNV-VD00-3834
Product Description
Clean, Fast, Professional Installation for GeoCool® Vertical Downflow Systems
The GeoCool® No-Vac® Line Set model GCNV-VD00-3834 is your go-to solution for efficient, no-hassle geothermal installations. Designed specifically for vertical downflow systems without an air box, this line set comes factory pre-charged with R-410A refrigerant and is engineered for seamless compatibility with GeoCool® systems.
With no vacuuming, brazing, or refrigerant charging required, the No-Vac® line set dramatically reduces installation time and error. Its durable, sealed construction ensures leak-free performance while maintaining refrigerant integrity for maximum HVAC efficiency.
Why It’s a Contractor Favorite
✅ Pre-Charged with R-410A – Arrives sealed and ready to connect
✅ No-Vac® Technology – Skip the gauges, vacuum pump, and charging
✅ Precision Fit – Tailored for Vertical Downflow without Air Box systems
✅ Leak-Proof & Time-Saving – Minimize labor and increase job turnaround
✅ Corrosion-Resistant Design – Long-lasting refrigerant flow performance
✅ Perfect for Retrofit & New Installs – Compact, lightweight, easy to handle
What’s Included:
- 3/8" x 3/4" Pre-Charged No-Vac® Line Set
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Vertical Downflow Compatibility (No Air Box)
- R-410A Refrigerant (Factory Sealed)
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Installation Ready Hardware
- Product Labeling for System Matching
Specifications at a Glance
Attribute | Details |
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Refrigerant Type | R-410A |
Liquid Line Size | 3/8" |
Suction Line Size | 3/4" |
Compatibility | Vertical Downflow (No Air Box) |
Line Set Type | Pre-Charged (No-Vac®) |
Net Dimensions (in) | 57.70 D × 12.55 W |
Gross Dimensions (in) | 59.84 D × 12.60 W × 3.90 H |
Net Weight | 6.70 lbs |
Gross Weight | 10 lbs |
Pre-Filled Refrigerant | Yes |
Batteries | No |
Electronics | No |
Proposition 65 | Yes |
Installation & Guides
Installation Notes
⚠️ Only qualified HVAC professionals should install refrigerant-carrying components. Use only with compatible GeoCool® geothermal systems to maintain performance and warranty integrity.
Shipping Policy
At Cool Heat Direct, we offer free curbside delivery on all MRCOOL product orders via FedEx Ground, FedEx Freight, or trusted carriers depending on order size.
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Deliveries are made to the curbside — please arrange assistance for heavy or large items, as drivers do not carry items indoors or upstairs.
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Tracking details will be sent within 3–5 business days after placing your order.
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Freight shipments are scheduled directly by the carrier using the contact information you provide at checkout.
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Please inspect your shipment upon delivery and report any visible damage on the delivery receipt.
👉 Click here for our full Shipping Policy
Return Policy
We want you to love your purchase from Cool Heat Direct. If you need to return an item:
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Contact us within 30 days of delivery.
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Items must be unused, uninstalled, and in their original packaging.
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A 35% restocking fee applies to all approved returns.
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Accessories such as line sets, wall mounts, and couplers are non-returnable.
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Return shipping is the customer’s responsibility unless the item is damaged or defective on arrival.
To start a return, please email us at support@coolheatdirect.com with your order number and reason for return.
👉 Click here for our full Returns Policy
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