OB i.S. Compass Size 3 MT / pce

Product

The OB i.S. Compass Size 3 is a precision fitting designed for opening frames, enabling smooth and controlled movement of window or door sashes in concealed hinge and stay applications.

Specifications

• Engineered for use with OB i.S. concealed fitting systems, ensuring seamless integration with compatible opening frame hardware
• Size 3 designation indicates compatibility with specific sash weight and dimension ranges within the OB i.S. product range
• Sold per piece, allowing flexible procurement based on exact project requirements
• Constructed to meet the mechanical demands of repeated opening and closing cycles in window and door applications
• Designed for discreet installation, maintaining clean aesthetics on the finished frame

Usage

The OB i.S. Compass Size 3 is installed within the opening frame assembly to guide and support the movement of the sash. It works in conjunction with other OB i.S. system components, ensuring precise alignment and controlled articulation during operation.

FAQ

1. What is the OB i.S. Compass Size 3 compatible with? — It is designed for use within the OB i.S. concealed fitting system and must be paired with compatible opening frame hardware components.
2. Is this product sold individually or in packs? — The OB i.S. Compass Size 3 is sold per piece, allowing you to order the exact quantity needed.
3. What does Size 3 refer to? — Size 3 indicates the specific load or sash dimension range this compass is rated for within the OB i.S. product range.
4. Can this fitting be used for both windows and doors? — It is primarily designed for opening frame applications, which may include windows; compatibility with door systems should be verified against the full OB i.S. specifications.
5. Is professional installation required? — Yes, as with most concealed frame fittings, installation by a qualified window or door fabricator is recommended to ensure correct function and alignment.

mvm-dt-2026-03