657168 – Wolverine 5/8" J‑Channel – Ash

The Wolverine 5/8" J‑Channel (Model 657168) is a high‑quality trim accessory designed to deliver a clean, professional finish at the edges of vinyl siding installations. As part of the CertainTeed Vinyl Carpentry® system, this J‑Channel ensures full compatibility with a wide range of siding and soffit products, maintaining consistent fit, color matching, and long-term performance.

Constructed from durable, weather‑resistant vinyl, it withstands moisture, UV exposure, and harsh temperature changes without warping, cracking, or fading. The Ash finish provides a modern, neutral tone that coordinates seamlessly with complementary siding colors, enhancing the exterior’s overall appearance.

With its 5/8-inch channel pocket, this trim piece is ideal for receiving siding edges around windows, doors, eaves, and utility openings. Pre‑punched nail slots simplify installation, ensuring accurate placement and secure fastening for both contractors and DIY installers.