MRCOOL 15 ft. 3/8" x 3/4" No-Vac Pre-Charged Line Set for Central Ducted Hyper Heat 2nd Gen & VersaPro 2nd Gen (R-454B Refrigerant)

MRCOOL 15 ft. No-Vac Pre-Charged Line Set – 3/8" x 3/4" for R-454B Central Ducted Systems

Upgrade or complete your compatible MRCOOL central ducted heat pump installation with the MRCOOL 15 ft. No-Vac Pre-Charged Line Set. This genuine MRCOOL line set is designed for Hyper Heat 2nd Gen and VersaPro 2nd Gen Central Ducted Systems that use R-454B refrigerant. With factory pre-charged refrigerant lines and MRCOOL quick-connect fittings, this line set helps simplify installation without requiring traditional vacuuming.

Product Highlights

• 15 ft. pre-charged line set for compatible MRCOOL central ducted heat pump systems
• 3/8" liquid line x 3/4" suction line
• Pre-charged with R-454B refrigerant
• No-vac quick-connect design helps simplify installation
• Designed for MRCOOL Hyper Heat 2nd Gen and VersaPro 2nd Gen Central Ducted Systems
• Genuine MRCOOL accessory for proper fitment and reliable performance

Built for MRCOOL R-454B Ducted Heat Pump Systems

This MRCOOL 15 ft. line set is specifically engineered for the latest generation of MRCOOL central ducted systems using R-454B refrigerant. Proper refrigerant compatibility is critical for system performance, efficiency, and reliability, because HVAC equipment is picky like that.

No-Vac Quick Connect Installation

MRCOOL’s no-vac line set technology allows the refrigerant lines to connect securely without the traditional vacuum process required by standard HVAC line sets. This makes installation faster and cleaner while helping reduce the complexity of connecting your compatible MRCOOL ducted system.

Durable Copper Line Set Construction

Built with high-quality copper tubing and durable insulation, this pre-charged line set is made for long-term use in residential HVAC installations. The 3/8" x 3/4" sizing provides proper refrigerant flow for compatible MRCOOL R-454B central ducted heat pump equipment.

Compatible Systems

• MRCOOL Hyper Heat 2nd Gen Central Ducted Heat Pump Systems using R-454B
• MRCOOL VersaPro 2nd Gen Central Ducted Heat Pump Systems using R-454B

Not Compatible With

• MRCOOL R-410A central ducted systems
• Older MRCOOL systems requiring R-410A refrigerant
• Non-compatible line set sizes or refrigerant types

Why Buy from MRCOOL DIY Direct?

When you order from MRCOOL DIY Direct, you are purchasing from an authorized MRCOOL dealer that specializes in genuine MRCOOL HVAC equipment, replacement parts, and accessories.

• Genuine MRCOOL products sourced through authorized channels
• Knowledgeable support for MRCOOL DIY, ducted, and heat pump systems
• Fast, reliable shipping on eligible parts and accessories
• Competitive pricing on official MRCOOL equipment

Order Your MRCOOL 15 ft. R-454B No-Vac Line Set Today

Complete your compatible MRCOOL Hyper Heat 2nd Gen or VersaPro 2nd Gen central ducted installation with the correct 15 ft. R-454B pre-charged no-vac line set. Built for proper fitment, simplified installation, and reliable performance, this genuine MRCOOL accessory is the right choice for compatible R-454B ducted systems.