Choosing an original manufacturer (OEM factory) is key to ensuring hinge quality. Manufacturers with in-house production capabilities can strictly control the entire process from raw material procurement to final inspection, avoiding inconsistent quality control often associated with subcontracting or rebranding
<p style="margin-left:0.0000pt; margin-right:0.0000pt"><span style="font-family:Calibri; font-size:12.0000pt">Focusing on the theme "High-Performance Door & Window System Solutions," the company showcased cutting-edge innovative products, including:</span><span style="font-family:Calibri; font-size:12.0000pt">U-groove concealed casement window hardware system,</span><span style="font-family:Calibri; font-size:12.0000pt">Electric horizontal sliding window,</span><span style="font-family:Calibri; font-size:12.0000pt">Electric inward casement window,</span><span style="font-family:Calibri; font-size:12.0000pt">JTSM06/07 series lift-and-slide door hardware system,</span><span style="font-family:Calibri; font-size:12.0000pt">3HM1/NXC16 series tilt and turn hardware system</span>.</p> <p style="margin-left:72.0000pt"><!--[if !supportLists]--><!--[endif]--></p>
Regular maintenance is crucial for extending the service life of electric window openers. It is recommended to inspect the motor, wiring, and guide rails every three months, promptly removing dust and debris; avoid overloading; and regularly lubricate mechanical components to ensure smooth window operation.
Although door and window handles are small components, they directly affect daily usage convenience and safety.
3H Building Hardware will continue to uphold the development philosophy of "win-win cooperation and harmonious growth," focusing on advancing its expertise in door/window hardware and sealing systems.
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DA22
3H INC.
| Product Name | Pneumatic limiter stay |
| Item No. | DA22 |
| Application | Top hung window |
| Specification | 550*22*17mm |
| Material | SS 304 |
| Color | natural or customized |
| Customized | Customized |
| Origin | Guangdong,Foshan |
| Shipping Mark | 3H or your own logo |
Outstanding Feature:Special High Load Bearing Pneumatic Spring Patent Design
Specification

Product Description
Choose the excellent 304 stainless steel,which is applied to the curtain wall top hung window with hook.
Confirm to JG/T128-2017 standard of <Construction Door and Window Hardware Accessories--Stay>.
The conventional regulation of pneumatic position stay is with sash height 1500 and 2000.The rest is unconventional regulation,should be customized as per the customers' requirements.
The bearings of gas spring is patent design,and it is with the professional manufacturing technical.
Pneumatic position stay should be ensured the connecting strength with profile firstly,its connecting force should be larger than the bearings.
While choose the regulation,the window weight and window height should be satisfied at the same time.
Because technological improvement and product generally has improved,we cannot update at time,thus,this data is for reference,and the detailed parameters is subjected to the material objects.
