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.
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.
85 series
3H INC.
| Products Name | Door Lock Body Sash Lock |
| Brand Name | 3H |
| Model Number | 85 series |
| Material | Stainless Steel |
| Color available | customization |
| Surface treatment | Nature |
| Spec. | details as the pic shown |
| Packing | Carton |
| Delivery Time | 30 days |
| Start Port | Foshan Port |
| Place of Origin | Foshan, Guangdong |
| Certification | ISO |
| OEM/ODM Availability | OEM/ODM Availability |
| Supply Ability | 100000pcs per month |
| MOQ | 100pcs |
| Application | casement door |
| Remark | configuration as drawing, and double check by sample |
Specification

Product Description
Application:wooden door,metal door,rebated or flush wooden door
Material:forend,lever flouer,latch,deadbolt and striking plate:stainless steel
Lock case:Galvanized steel
Deadbolt pocket:Plastic
Forend:square or round forend
Lever flouer:8*8mm
Advantages
Smooth Operation: Roller latches feature a rolling mechanism that allows for a smooth and quiet closing action. This reduces the noise and friction commonly associated with traditional latch systems, providing a more pleasant user experience.
Adjustable Latching: Many roller latches offer adjustable mechanisms, allowing for precise alignment and improved fit with the strike plate. This flexibility helps accommodate various door sizes and ensures a secure latch even with slight door misalignments.
Durability: Roller latch mechanisms are typically built from robust materials like steel or brass, making them highly durable and resistant to wear and tear. This durability extends the lifespan of the latch and reduces the need for frequent replacements.
Ease of Use: The design of roller latches simplifies the process of opening and closing doors. They often require less force to engage and disengage compared to other locking mechanisms, which can be particularly beneficial in high-traffic areas or for users with limited strength.
Enhanced Security: Roller latches provide a secure latch without the need for complex locking mechanisms. When installed correctly, they create a strong and reliable closure that helps keep doors securely closed while still allowing for easy access when needed.

