Lennox Y3389 – DiversiTech 230-CP4 SpeediChannel Union Coupling is a durable and reliable solution designed to connect two sections of SpeediChannel line set cover seamlessly. Engineered for professional HVAC applications, this 4-inch union coupling provides a clean, continuous appearance while protecting refrigerant lines, wiring, and tubing from environmental exposure.

Manufactured by DiversiTech, the 230-CP4 coupling is part of the SpeediChannel system, widely used for residential and light commercial air conditioning and heat pump installations. Its natural color finish blends easily with standard SpeediChannel raceways and can be painted to match exterior surfaces, making it ideal for both indoor and outdoor use.

Designed for quick installation, this SpeediChannel union coupling snaps securely into place, helping installers save time while maintaining a professional finish. Fully compatible with 4-inch SpeediChannel line set covers, it ensures proper alignment and structural continuity across extended runs.

Compatible with Lennox systems and other standard HVAC line set cover applications, this union coupling is an essential accessory for clean, organized, and long-lasting installations.

 

Key features

4-inch SpeediChannel union coupling for joining line set cover sections
Durable UV-resistant PVC construction
Natural color finish, paintable to match surroundings
Suitable for indoor and outdoor HVAC applications
Quick snap-on installation for professional results
Designed for use with DiversiTech SpeediChannel systems

 

This Lennox Y3389 DiversiTech 230-CP4 SpeediChannel Union Coupling is ideal for contractors and installers seeking a clean, reliable, and professional solution for extending 4-inch HVAC line set covers while maintaining system protection and appearance.