Maximum Dual‑Arm Casement Operator | Large Casement Windows

The Maximum Series Dual‑Arm Operator is for large casement windows, delivering smooth operation with less effort than previous designs. Built for long‑term durability, this operator system is ideal for homeowners, installers, and manufacturers seeking the best performance. This operator works in harmony with the hinges and locks to ensure the most attractive, easiest‑operating, and highest‑performing casement windows available. Ordering Details. Select color, finish, and handing in the checkout comment section, Multiple finishes available, Stainless-steel upgrade available for coastal installations 

Need More Help? - Email Info@BiltbestWindowParts.com for assistance selecting the correct operator, handing, or system components.

Key Features

• High‑performance dual‑arm design for large casement windows
• 33% reduced operating effort compared to earlier models
• Sealable housing minimizes air and water infiltration — no caulk needed
• Full range of operator styles available
• Optional folding handle for low‑profile operation
• Stainless steel packages available for coastal and salt‑water environments
• Engineered as a complete system with Maxim Hinges & Locks
• Smooth action, high security, and long‑term durability

Included Components

• 39‑469 Black Casement Slider
• Snap‑On Stud Bracket
• 37‑150 Contour Handle
• Maximum Dual Arm Operator Assembly