CRL-U.S. Aluminum 4" Painted Male Split Mullion 24'2" Screw Spline

• Used with CW240 female split mullion
• Duranar® and Duranar® Sunstorm® color coatings available on request
• Stock and custom lengths available
• Clear and bronze black anodized finishes
• 6063‑T6 alloy and temper

CRL-U.S. Aluminum Extrusions are made in the U.S.A. to the exacting standards you expect from the leader in aluminum architectural systems. These aluminum mullion extrusions (SKU CW24971) are engineered to fit tightly with CW240 split mullions, providing structural integrity and an aesthetically superior appearance. Stock lengths ship in standard finishes; custom finishes and cut-to-size lengths can be quoted to meet project specifications.

U.S. Aluminum has produced hundreds of custom extrusions—from rounded center glaze sills to extended curtain wall face caps—so if it can be extruded, we’ve likely done it. NOTE: Custom extrusions may be subject to minimum orders and die charges; order details will be included in your quote.

Order or request a quote for SKU CW24971 today to get pricing, lead time, and finish options.