643 | Aluminum Wall Cap | BROAN-NuTone Refrigerant_R407C Our HVAC supply store offers

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It can be used in commercial buildings

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Choose our Service Kit (7250P-996) for reliable boiler maintenance and keep your operations running smoothly

Its compact design allows for easy installation and seamless integration with existing equipment

643 | Aluminum Wall Cap | BROAN-NuTone Refrigerant_R407C Our HVAC supply store offersAluminum Wall Cap The NCO 643 Aluminum Wall Cap from BROAN NuTone is a reliable and durable solution for protecting exterior walls from moisture and weather damage. This wall cap is crafted from high quality aluminum, providing exceptional corrosion resistance and long lasting performance. The NCO 643 is designed to fit standard 4" round ducts and features a rolled lip for a secure and weathertight fit. Its compact design allows for easy installation