Weekly Interior Finishes & Trends Report — 2026-05-19
This week’s interior and construction material market highlights a rise in eco-friendly materials, the growth of the high-end wall covering sector, and the standardization of trimless designs. We’re also tracking Seoul’s push for deregulation and nominations for global industry innovation awards.
Weekly Interior Finishes & New Product Report — 2026-05-19
Key New Finishes and Construction Materials
Introducing 5 innovative materials and products that elevate the perfection of interior spaces.

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KCC Shinhan Wallcovering 'Facade' Line: A standout new product for the first half of 2026, this premium lineup targets the high-end wall covering market. It presents a new direction for dry-wall finishing, characterized by its ability to create a "seamless" look.
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DID Wallcovering 'Nine' Upgraded Version: KSW announced that following its acquisition of DID Wallcovering, it plans to release an upgraded version of the premium 'Nine' line in the first half of this year. Analysts expect the high-end wall covering market to expand significantly.
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Dongwha Nature Floor 'SigniWall & Jin Grande Square': A product proposing a "seamless interior" concept by integrating wall and floor materials. It achieves visual continuity by erasing the boundary between walls and floors, and is highly regarded for high-end residential spaces.
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Jaehyun Haneulchang 2026 Arch Door Line: A new arched door product that blends with various interior styles. Its high expandability allows for customized colors and finishes based on space scale and usage, suitable for everything from modern minimalist to classic styles.
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FSC-certified Recycled Wood and Upcycled Product Range: The most sought-after eco-friendly material in the 2026 construction market. Products made from FSC-certified, recycled, and upcycled wood—ensuring sustainability without indiscriminate logging—are being released successively, marking a key trend driving the industry’s green transformation.
Material Innovation and Design Trends
An analysis of the latest material trends and technological changes gaining attention in the construction and interior industries.

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Standardization of Trimless Interiors: The "trimless" interior trend, which removes the molding where walls meet ceilings, has emerged as the most powerful keyword for 2026. According to analyses by experts on Ohouse, as demand for simple and clean spatial aesthetics grows, trimless design is becoming the default for new projects. The balance between practicality and aesthetics is becoming a new selection criterion, as durability and ease of maintenance are now prioritized alongside visual appeal.
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Rapid Growth of High-End/Seamless Wall Covering Markets: "High-end" and "seamless" are the core keywords for the 2026 wall finishing market. According to THE LIVING monthly reports, the market is entering a new chapter with the arrival of diverse interior wall materials. Demand for seamless finishing solutions—which extend visual continuity from walls to floors and ceilings beyond simple wallpaper—is expanding rapidly, particularly in the premium residential sector. Major brands like KCC Shinhan Wallcovering, DID, and Dongwha Nature Floor are competitively launching new products to match this trend.
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Digital Innovation in Heavy Construction Material Industry: Command Alkon, a technology firm in the heavy construction materials industry, has begun accepting nominations for its "2026 Elevate: Best of the Year Awards." Domestic media outlets like Daily BizOn report that these awards serve as a catalyst for digital and technical innovation, highlighting the growing impact of software and platform technologies on material distribution and site management.
Must-Read Space Design News This Week
Notable news including space projects featuring new finishes and industry-related exhibitions.
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Seoul Pushes for Deregulation to Encourage Bold Architecture: Seoul announced plans to ease regulations on bold new buildings to foster urban innovation. According to South Korean Network, this measure aims to transform the city's landscape, with expectations that increased design freedom will lead to greater opportunities for innovative materials and finishes.
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Ohouse Releases Comprehensive 2026 Interior Trend Guide: The lifestyle super-app Ohouse’s guide, released in March, continues to be widely referenced as of May. It provides concrete selection criteria for trends like trimless designs, face-to-face kitchens, and natural materials, reflecting a strong preference for practical interiors where durability and maintenance take precedence over pure design.
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Command Alkon '2026 Elevate' Nominations Open: Command Alkon has begun accepting nominations for its annual awards. As digital transformation in construction site supply, logistics, and management deepens, these awards are drawing significant industry attention for highlighting the individuals and companies setting standards at the intersection of material innovation and platform technology.
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