Phong tục sử dụng kem trắng hiện đại8002A

Solid wood doors use natural timber (oak, ash, walnut) and give the richest grain, but they move most with humidity. Engineered doors bond a stable core (LVL, finger-joint or solid-core board) with veneer or laminate, so they resist warping far better. WPC (wood-plastic composite) is fully waterproof, termite-proof and needs almost no maintenance, which is why it now dominates bathrooms, kitchens and tropical projects.

Any timber absorbs moisture, so a door can cup, swell or bind when indoor relative humidity swings. The risk is controlled three ways: kiln-drying to 8–12% moisture content, balanced construction (equal veneer or laminate on both faces, engineered core), and complete six-sided sealing. For coastal and tropical projects we recommend engineered or WPC cores, or solid wood with full edge sealing and a stable 40–60% indoor RH.

A solid core door replaces the hollow honeycomb cavity with a dense engineered core, so it weighs far more, blocks noticeably more sound, resists dents and closes with a substantial feel. For bedrooms, bathrooms and home offices the upgrade usually pays back in comfort and resale appeal. For closets, pantries and low-traffic storage, a hollow core remains a sensible saving.

Choose solid core. A hollow core door is light and cheap but transmits conversation almost unchanged, while a solid core door typically adds meaningful sound reduction and privacy. If the room is a nursery, home office or shares a wall with a living area, solid core plus a perimeter seal and a drop-down door bottom is the standard recommendation.