<p>the sequential door closer ensures the doors close in the "right order," while the door closer ensures they "close properly." Understanding their differences is key to selecting the right components that meet safety standards while enhancing usability.for reliable door control hardware, consider 3H Hardware</p>
<p>the sequential door closer ensures the doors close in the "right order," while the door closer ensures they "close properly." Understanding their differences is key to selecting the right components that meet safety standards while enhancing usability.for reliable door control hardware, consider 3H Hardware</p>
Aside from choosing the right materials, regular maintenance is essential. Periodically cleaning hardware surfaces to remove salt, dust, and accumulated water can effectively delay rust formation. Additionally, opt for accessories designed with drainage holes or channels to help eliminate water buildup and reduce the risk of corrosion.
This exhibition represents a dual breakthrough for 3H Building Hardware in terms of brand influence and market expansion. It not only strengthens the company’s position in the domestic market but, more importantly, opens the door to the ASEAN market.
DO10
3H INC.
Item No. | DO10 |
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:Suitable for European Standard Profiles
Specification

European standard limiter stay | ||||
NO. | Item no. | A | B | Window Width |
1 | DO6 | 108 | 175.5 | ≧250mm |
2 | DO8 | 180 | 247 | ≧300mm |
3 | DO10 | 230 | 305 | ≧360mm |
4 | DO12 | 279 | 355 | ≧410mm |
5 | DO14 | 328 | 405 | ≧460mm |
Product Description
1. Material:excellent stainless steel
2. Comply with JG/T128-2017 standards.
3. The limiter stay is especially designed for restricting opening angle.
4. Limiter stay can be used to tilt-turn and inward opening window to protect the window against strong wind.
5. Easy separation just by pulling the screw buckle back makes it convenient to wash and repair.
Item No. | DO10 |
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:Suitable for European Standard Profiles
Specification

European standard limiter stay | ||||
NO. | Item no. | A | B | Window Width |
1 | DO6 | 108 | 175.5 | ≧250mm |
2 | DO8 | 180 | 247 | ≧300mm |
3 | DO10 | 230 | 305 | ≧360mm |
4 | DO12 | 279 | 355 | ≧410mm |
5 | DO14 | 328 | 405 | ≧460mm |
Product Description
1. Material:excellent stainless steel
2. Comply with JG/T128-2017 standards.
3. The limiter stay is especially designed for restricting opening angle.
4. Limiter stay can be used to tilt-turn and inward opening window to protect the window against strong wind.
5. Easy separation just by pulling the screw buckle back makes it convenient to wash and repair.
