657178 – Wolverine 1/2" H‑Channel – White

The Wolverine 1/2" H‑Channel (Model 657178) is a durable, professional‑grade siding and soffit accessory designed to create clean, seamless transitions where two panels meet. As part of CertainTeed’s Vinyl Carpentry® accessory system, this H‑Channel ensures compatibility with a wide range of siding and soffit products while providing a polished, finished appearance on residential or light‑commercial exterior projects.

Constructed from high‑quality vinyl, this H‑Channel resists harsh weather, UV exposure, temperature fluctuations, and moisture—making it ideal for both new construction and remodeling applications. Its White finish is engineered for long‑term color consistency, maintaining a bright, crisp exterior look with minimal maintenance.

Pre‑punched nail slots simplify installation and help ensure secure, reliable fastening. Whether you're trimming out soffit sections, joining siding panels, or ensuring a clean aesthetic across transitions, the Wolverine 1/2" H‑Channel delivers strength, longevity, and visual appeal.