Dongyang City Plastics Co.,Ltd is one of the most reliable manufacturers and suppliers of full range of different types door frames for selection in China. Welcome to wholesale high quality customized products at low price from our factory. Contact us for cheap products and free sample.
Basic Info.
WPC Door Frame types

Structure: Reinforced, heavy-duty profile with an integrated door stop and pre-cut grooves for foam tape/rubber gaskets.
Features: Thicker cross-section (37–41mm) with extra support ribs; delivers superior sound insulation, airtight sealing, and structural stability.

Structure: Basic, modular extruded profile without an integrated door stop; it's a "universal-fit" system that works with most standard wall thicknesses.
Features: Simple hollow-core design for light weight and cost efficiency; requires separate door stop strips and gaskets to be installed on-site.
Sample room



Applicable scenarios
1. Ordinary Door Frame
Best suited for:
Budget residential projects and bulk housing developments
Simple interior doors with standard wall thicknesses
Projects where the door stop will be installed on-site with separate accessories
Cost-sensitive commercial renovations
2. Type A Door Frame
Best suited for:
Mid-to-high-end residential homes and hotel guest rooms
Bathrooms, kitchens, and humid areas (due to integrated sealing)
Projects requiring good sound insulation and airtight performance
Permanent installations where long-term stability is a priority
3. Type B Door Frame
Best suited for:
Fast-track construction projects and apartment blocks
Rental properties and student housing (where quick, low-cost installation is key)
Standardized interior doors with uniform wall thicknesses
Large-volume orders requiring easy on-site cutting and assembly
4. Type E Door Frame
Best suited for:
Standardized production lines with pre-matched door slabs (e.g., X61/X91 sizes)
Custom door systems requiring precise, factory-fit compatibility
Projects where door and frame dimensions are pre-engineered for seamless assembly
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