GeoCool® No-Vac® Pre-Charged Line Set – 3/8" x 3/4" Vertical Upflow (No Air Box)
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MODEL: GCNV-VU00-3834
Streamlined Installation for GeoCool® Vertical Upflow Geothermal Systems
The GeoCool® No-Vac® Line Set model GCNV-VU00-3834 is engineered to make geothermal system installations faster, cleaner, and more efficient. Designed specifically for vertical upflow systems without a return air box, this line set comes pre-charged with R-410A refrigerant and factory-sealed to eliminate the need for field charging, brazing, or vacuuming.
It’s a plug-and-play solution ideal for professional HVAC installers looking to cut installation time and ensure leak-free performance. Lightweight and durable, the No-Vac® line set guarantees reliable refrigerant delivery and long-lasting HVAC operation in tight mechanical spaces.
Why Installers Choose It
✅ Pre-Charged with R-410A – No on-site charging, no refrigerant gauges needed
✅ No-Vac® Sealed System – Leak-resistant, factory-filled, and installation-ready
✅ Vertical Upflow Compatible – Designed for units without a return air box
✅ Speeds Up Installation – No brazing or vacuum pump required
✅ Rugged & Lightweight – Easy to maneuver into crawlspaces or compact units
✅ Clean Professional Finish – Maintains system pressure integrity out of the box
What’s Included:
- 3/8" x 3/4" Pre-Charged No-Vac® Line Set
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Vertical Upflow Compatibility (No Air Box)
- Factory Sealed R-410A Refrigerant
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Installation Ready Hardware
- Model Labeling for Proper System Matching
Specifications
Specifications at a Glance
| Attribute | Details |
|---|---|
| Refrigerant Type | R-410A |
| Liquid Line Size | 3/8" |
| Suction Line Size | 3/4" |
| Compatibility | Vertical Upflow (No Air Box) |
| Line Set Type | Pre-Charged (No-Vac®) |
| Net Dimensions (in) | 39.20 D × 12.55 W |
| Gross Dimensions (in) | 45.28 D × 12.60 W × 3.90 H |
| Net Weight | 5.81 lbs |
| Gross Weight | 9 lbs |
| Pre-Filled Refrigerant | Yes |
| Batteries | No |
| Electronics | No |
| Proposition 65 | Yes |
Installation
⚠️ This line set is only compatible with approved GeoCool® geothermal systems. Must be installed by a licensed HVAC professional to ensure system integrity and warranty coverage.
Installation & Guides
Shipping & Returns
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.
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.
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