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4500 Series
Proven multifamily performance.
The 4500 series is the workhorse of the Nuko catalog. Engineered for the specific requirements of North American multifamily developments, it provides a cost-effective solution without compromising on the tight tolerances and thermal integrity Rehau is known for.

Technical Highlights
Multifamily Optimized
Balanced profile depth and reinforcement options specifically for mid-rise wood-frame and light-gauge steel construction.
Ease of Installation
Modular accessory grooves compatible with standard North American flashing and sub-sill systems.
High DP Rating
Engineered internal steel reinforcement capable of handling significant wind loads in coastal applications.
Ready to Spec?
Our engineering team provides full support for BIM integration and performance modeling.
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