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  • Extermal
Home Interior Accessories Corner Lines Extermal

Extermal

Discover the Extermal Corner Line. Engineered with a precision 90-degree inner base and a beautifully curved, impact-resistant outer profile, it perfectly softens and protects structural edges.

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Parameter

Parameter Specification
Main Raw Material High-Quality PVC, Calcium Carbonate, Eco-friendly Additives
Finish white/PVC film
Fire Resistant Class B1 Fire Retardant (Meets International Standard)
Dimension /
weight 120-160g/m
PKG 40 pcs/ctn
Installation screw fixation
Features Ceiling decoration

FAQs

Explore our FAQs below to understand how its specific geometric design combines robust protection with seamless aesthetic transitions.

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How does the specific geometric shape of the Extermal trim fit into my room?
The profile features a rigid, 90-degree internal "L" shaped base designed to sit completely flush over external wall or ceiling corners. Unlike flat trims, its visible side presents a smooth, convex curve that gracefully softens sharp architectural edges.
What is the function of the diagonal inner brace visible in the cross-section?
That internal web structure is designed for maximum impact resistance. Even though the trim is incredibly lightweight (120-160g/m), this hollow-but-braced triangular shape absorbs bumps and knocks far better than a standard flat piece of PVC, protecting your vulnerable external corners.
How do the extended flat flanges assist with the "screw fixation" installation?
The wide, flat white sections of the base provide ample, stable surface area against the wall and ceiling framework. This specific shape allows installers to drive screws securely into the base flanges without risking damage to the beautiful, curved decorative face.
Why choose a curved outer profile for ceiling decoration instead of a square one?
The curved face creates a gentle, sweeping transition between intersecting ceiling and wall planes. This rounded shape is highly effective at minimizing harsh shadows in a room, offering a more elegant, traditional, and integrated aesthetic compared to rigid, blocky corner guards.
Does the curved surface make it difficult for the decorative PVC film to stay attached?
Not at all. Our high-quality PVC raw material is precision-extruded to form a perfectly uniform, smooth radius. This consistent curvature provides an ideal, seamless canvas for the wood-grain PVC film to wrap securely, ensuring it won't peel or bubble at the edges over time.
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