Premium Quality PVC: Ultra durable, high-grade thick PVC, not only offers long-lasting performance for your AC pipelines & wires, but also maintains a professional appearance for years to come. Easy Installation: Except for the flexible duct, all pieces are in two halves for any previous or existing installation. Convenient design to save your time and effort. Flexible combination: Our mini split line set kit contains complete pieces that are perfect for your setup. 4*Straight Ducts; 1*Flexible Duct; 3*Coupling; 1*Wall Cover; 1*90°Elbow; 1*90°Flat Elbow; Screws & Nylon Tapes. Multi Application: Universal for most mini split AC or central AC systems from 7000 BTU to 24000 BTU. DIY Paint to match your unique exterior or interior aesthetics! Customer Satisfaction: We pride ourselves on providing exceptional customer service and after-sales support. Any questions or concerns, we're here to help. If you receive a parcel with missing accessories, feel free to contact us. KuriProtect 4”W 16.5Ft decorative PVC line set cover kit, durable, paintable, easy install, suitable for mini split, central air conditioner systems & heat pump.