Description
MRCOOL 35 Ft. R-454B No-Vac Lineset – NV35-3834-O
35′ R-454B No-Vac Lineset
Features
- Kink Resistant – Precharged
- Simple Secure Quick Connect
- UV Protected Insulation
- Works With: VersaPro 2nd Gen – Central Ducted Hyper Heat 2nd Gen
Specifications
| Dimensions | 41″ D x 41″ H x 5″ W |
|---|---|
| Refrigerant Type | R-454B |
| Refrigerant Volume (Oz) | 5.73 |
| Line Set Length | 35ft |
| Lineset Fitting Type | Quick-Connect |
| Liquid Line Size | 3/8 |
| Suction Line Size | 3/4 |
| Contains Chemicals | Yes |
| Net Weight (Lbs) | 32 |
| Gross Weight (Lbs) | 37 |
What our Experts Think
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Pre-Charged Convenience – 35 ft. line set comes pre-charged with R-454B refrigerant for faster installation.
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Time-Saving Installation – No vacuum required, reducing setup time and labor costs.
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Durable Construction – High-quality materials ensure long-lasting performance and leak-free operation.
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Flexible Compatibility – Works with MRCOOL VersaPro and Hyper Heat 2nd Gen mini split and central systems.
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Professional Grade – Ideal for both residential and light commercial applications.
Q&A
Q: What is this MRCOOL 35 Ft. No-Vac Lineset used for?
A: It is a pre-charged R-454B refrigerant lineset designed for connecting MRCOOL heat pump or mini split systems between the condenser and air handler.
Q: How does the No-Vac feature benefit installation?
A: The No-Vac design eliminates the need for vacuum pumps or additional refrigerant charging, simplifying installation and saving time.
Q: What length is the lineset?
A: The lineset is 35 feet long, providing flexibility for medium to larger system installations.
Q: Is it compatible with all MRCOOL systems?
A: It is compatible with most MRCOOL central and mini split systems that use R-454B refrigerant and a pre-charged lineset.
Q: Who should use this lineset?
A: HVAC professionals or homeowners installing MRCOOL systems who want a simplified, efficient, and ready-to-use refrigerant connection.
Maintenance Tips
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Regular Inspection: Check the lineset periodically for any signs of wear, kinks, or damage.
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Insulation Check: Ensure insulation remains intact and fully covers refrigerant lines to prevent energy loss.
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Connections: Verify that all fittings and connections are secure and leak-free.
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Debris Clearance: Keep the area around the lineset free of dirt, leaves, or objects that could damage the line.
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Professional Servicing: Have a licensed HVAC technician inspect the lineset annually during system maintenance.






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