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Restrictor, Concealed, for Side or Top Hung Windows, Stainless Steel and Zinc Al (Part No: 973.00.057) is a smart,... Read More
Restrictor, Concealed, for Side or Top Hung Windows, Stainless Steel and Zinc Al (Part No: 973.00.057) is a smart, discreet solution for controlling window opening while keeping your hardware looking clean and professional. Designed specifically as a right hand restrictor with a long arm action, this fitting helps you manage ventilation and enhance everyday safety—ideal for homes, apartments, and commercial installations.
Built for performance and durability, the concealed restrictor combines stainless steel and zinc alloy components to support reliable operation over time. The white colour and matching white finish blend seamlessly with contemporary frames and interior schemes, creating a polished look without drawing attention to the mechanism.
When you want functional window fittings without visual clutter, the concealed design is a standout choice. Supplied with a 9.5 mm height stud plate, it’s ready to install as part of a neat, purpose-fitted arrangement. For projects requiring alternative stud plate sizes, you can reference other options via Cat. Nos. 973.00.800/810/820.
If you’re sourcing architectural ironmongery and window fittings for a precise right-hand configuration, this RH long arm restrictor is a dependable option that delivers both control and aesthetic appeal. Choose Restrictor, Concealed, for Side or Top Hung Windows, Stainless Steel and Zinc Al to achieve a refined finish and confident window performance—order yours today.
Stainless steel and zinc alloy
White
White
For other sizes of stud plates, see Cat. Nos. 973.00.800/810/820
9.5 mm height stud plate
This model is right hand and designed for use with window setups where the restriction action needs to suit the right hand opening or fixing orientation. If you are unsure about handedness, check your window fitting specification or installation drawings before ordering.
The long arm style positions the restrictor to provide a practical amount of opening limitation for compatible window configurations. Choosing the correct arm length helps ensure the restriction engages smoothly without interfering with the window operation.
This part is supplied with a 9.5 mm height stud plate. If your project requires a different stud plate height, you can use the available alternatives referenced by Cat. Nos. 973.00.800, 973.00.810 and 973.00.820.
The restrictor is supplied in white with a matching white finish. This makes it suitable for windows where the ironmongery needs to blend with pale or painted frame components.
It is constructed from stainless steel and zinc alloy. These material choices are commonly used in window ironmongery to support long term performance and reliable operation in normal indoor conditions.
Concealed Restrictor RH Long Arm White is part of the window fittings range under Architectural Ironmongery, specifically the Restrictor category. It is intended to provide controlled window opening while keeping the fitting visually discreet.
Use the Product Part No. 973.00.057 and confirm the subtitle details: Right hand, long arm, white. Double checking the part number helps avoid ordering the wrong handed or arm length version for the installation.
