As the building door and window industry continues to upgrade, engineering projects have increasingly higher requirements for door and window hardware. Although a small component, friction hinges directly affect the safety, stability, and long-term user experience of windows.
When choosing a window friction stay hinge supplier, the key factors are strength, quality, suitability, and service. As a professional supplier, 3H Hardware combines deep technical expertise, a full product range, and comprehensive after-sales support, meeting the strict standards of engineering bulk procurement while also catering to the personalized needs of home renovations.In summary, whether you are an engineering purchaser or a homeowner, 3H Hardware is a trustworthy first-choice supplier of window friction stay hinges, ensuring the safety and durability of your windows and doors.
Smart in Your Palm | A Smart Window-The Hub of Your Smart Home As we step into the “Fourth Generation of Housing,” people’s expectations for a “good home” have evolved beyond basic shelter toward a holistic pursuit of safety, comfort, green living, and smart technology. Higher floor heights, better
What are some bathroom hardware brands? Here, the author recommends 3H Hardware. With years of deep expertise in the hardware industry, 3H focuses on the R&D and manufacturing of high-end bathroom hardware.
Explore the 120-series windows paired with the Heyun 3HM1tilt and turn window system – Winner of the 12th AT World Architecture Design & Technology · Polaris Award.
DSF12
3H INC.
Item No. | DSF12 |
Size | / |
Application | top-hung/casement window |
Material | 304SS |
Surface Treatment | Natural |
Color | Natural |
Components | screws |
Function | durable,easy-installation,smooth-operation |
Package | Polybag |
Outstanding Feature:Telescopic and Positioning
Specification

Square telescopic limiter stay | |||
NO. | Item no. | A | B |
1 | DSF6 | 207 | 155 |
2 | DSF8 | 309 | 205 |
3 | DSF10 | 411 | 255 |
4 | DSF12 | 510 | 305 |
5 | DSF14 | 610 | 355 |
Product Description
1. Material:excellent stainless steel
2. Comply with JG/T128-2017 standards.
3. The telescopic limiter stays apply to top hung window to restrict the opening angle.
4. The telescopic limiter stay make the sash automatically lock at the designed position which contribute to ventilation,maintenance and protect the sash against strong wind.
5. Loose he telescopic limiter lockable status by softly elevating the sash ten close it.
Installation Introduction
The opening distance of limiter stay is relevant to installation position.The lower the installation position,
the smaller the opening distance.According to the window and door criterion,the opening distance of top-hung window shall be not more than 300mm.
2. Symmetrical installation of each pair of limiter stays is required and tolerance within 1mm.
3. Installation direction shall be consistent with graph showed,the bottom of limiter stay should be installed downward.
4. When closing it,pull directly back are not allowed,you should push out first and then pull back to close.
