Dorman® DM-20-4 Top Patch Fitting – SUS304 – Polished
The Dorman® DM-20-4 Top Patch Fitting is a premium architectural fitting designed for frameless tempered glass doors. It securely connects the upper section of the glass door to the top pivot assembly, ensuring smooth door movement, accurate alignment, and dependable performance. Manufactured from high-strength aluminum alloy with a polished SUS304 stainless steel cover, it is ideal for commercial and residential glass entrance systems.
Technical details
- Product NameDorman® DM-20-4 Top Patch Fitting
- BrandDorman®
- ModelDM-20-4
- Product TypeTop Patch Fitting
- MaterialHigh-Strength Aluminum Alloy with SUS304 Stainless Steel Cover
- FinishPolished (PSS)
- ApplicationFrameless Tempered Glass Doors
- Door TypeFrameless Pivot Glass Door
- Installation PositionTop
- Compatible Top Pivot15 mm Top Pivot System
- Operating SystemFloor Spring Pivot System
- Glass Thickness10 mm / 12 mm
- Glass PreparationGlass Cut-out Required
- Installation TypeGlass Mounted
- Corrosion ResistanceExcellent
- Weather ResistanceSuitable for Indoor & Sheltered Outdoor Applications
- PackingStandard Export Packing
- Country of OriginCN
- WarrantyAs Per Dorman® Warranty Policy
Description
The Dorman® DM-20-4 Top Patch Fitting is engineered to provide a secure and stable connection between the upper edge of frameless tempered glass doors and the top pivot assembly. Its precision-machined aluminum alloy body and polished SUS304 stainless steel cover ensure smooth door operation, structural stability, and long-term durability. Designed for modern architectural entrances, it combines reliable performance with an elegant appearance suitable for offices, hotels, shopping malls, retail stores, and residential buildings.
Spec & Technical Data
The Dorman® DM-20-4 Top Patch Fitting is manufactured from a high-strength aluminum alloy body with a polished SUS304 stainless steel cover to provide excellent durability and corrosion resistance. Designed for 10 mm and 12 mm frameless tempered glass doors, it is compatible with standard 15 mm top pivot systems and Dorman® hydraulic floor spring installations. Its precision engineering ensures smooth pivot movement, accurate door alignment, and dependable long-term performance in high-traffic architectural applications.
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