Bertolotto Internal Door – CL OPACO
The CL Opaco collection offers hand-lacquered internal doors with a linear design, smooth and without inserts, ideal for modern and essential environments. The matt finish is achieved with low-impact, certified water-based paints, available in all BP Colors and also RAL/NCS for maximum customisation. The structure is "big" hollow core with 50 mm enlarged fir strips, a honeycomb core and MDF skins; IPER4BOARD ABS 10/10 edges on all 4 sides. Standard features include concealed hinges, a magnetic lock and ACU PLUS acoustic gaskets; TR/L8 frames (IDRO, CARB, FSC®) and multiple opening systems, including swing and concealed sliding.
Technical Features – CL Opaco
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Matt lacquered leaf: 3 coats of lacquer cycle (10±5 gloss finish); hollow core structure with 50 mm frame-shell in solid finger-joint, honeycomb core in 100% recycled kraft paper, 5 mm MDF skins certified IDRO, CARB, FSC®. :contentReference[oaicite:0]{index=0}
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Edges and rebates: IPER4BOARD in ABS 10/10 with rounded edges, lacquered on 4 sides for protection from bumps and rising damp. :contentReference[oaicite:1]{index=1}
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Painting: water-based lacquer with low environmental impact, stable over time and compliant with European regulations. :contentReference[oaicite:2]{index=2}
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Frames and architraves: standard TR/L8 (L8 architrave with 20 mm flap); on request TKT L9/P85 (flush on pull side) and TKS L9/P100 (reverse on push side); components in MDF IDRO, CARB, FSC®. :contentReference[oaicite:3]{index=3}
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Standard hardware: 3 concealed hinges adjustable on 3 axes (satin chrome) and magnetic lock with anti-wear/anti-noise Teflon latch and adjustable strike plate; unique Bertolotto key. :contentReference[oaicite:4]{index=4}
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Notes: the CL version cannot be made with Anuba hinges. :contentReference[oaicite:5]{index=5}
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Standard dimensions: widths 600/650/700/750/800/850/900 mm; heights 2000/2100 mm; custom sizes on request. :contentReference[oaicite:6]{index=6}
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Colours: BP Colors palette; RAL/NCS on request. :contentReference[oaicite:7]{index=7}
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Options: NO-GERMS® antibacterial and ACU PLUS acoustic gaskets where applicable; combination with B8 skirting board in IDRO MDF.
Performance, Tests, and Compliance (Bertolotto lacquered)
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Emissions and Sustainability: FSC®, CARB/EPA certified materials; low-impact water-based paints; VOC programs for indoor air quality.
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Resistance to Cold Liquids (UNI EN 12720:2011, lacquered leaf): class 5 for water, detergent, saline solution; excellent resistance to 48% ethyl alcohol and common beverages.
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Resistance to Dry/Wet Heat (UNI EN 12721:2009); Scratch Resistance (UNI EN 15185) and Impact Resistance (UNI EN 15186) tested for domestic use.
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Mechanical Durability: cycle of 200,000 openings/closings on finished door.
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Acoustic Insulation: 29 dB package available on request with NO-SOUND automatic threshold and dedicated gaskets.
