水谷ペイント
ルーフピアニ
Product names, manufacturer names and thinner product names are kept in Japanese so you can match them with the can label at the store or on site.
Basic Information
| Manufacturer | 水谷ペイント |
|---|---|
| Use / Type | Use: Roof Original (JA): 屋根 |
| Water-based / Solvent-based | Water-based, 2-component |
| 1K / 2K | 2-component (2K) |
Application Specifications
| Dilution | Decorative slate roofing for houses, corrugated slate (asbestos-containing), pressed cement roof tile: 5–15% Colored steel sheet, unprocessed-surface Galvalume steel sheet, metal fittings/trim: 5–15% dry-process Western roof tile (Monier concrete roof tile · Scandia concrete roof tile): 5–15% (公式表記) When substrate deterioration is severe (decorative slate roofing for houses, corrugated slate (asbestos-containing), non-asbestos corrugated slate, pressed cement roof tile, dry-process Western roof tile): 5–15% Heat-reflective color/Decorative slate roofing for houses · corrugated slate (asbestos-containing): 5–15% Heat-reflective color/Colored steel sheet, unprocessed-surface Galvalume steel sheet, metal fittings/trim: 5–15% |
|---|---|
| Thinner / Diluent | dilution water |
| Number of Coats | 2 |
| Coverage (consumption) | Decorative slate roofing for houses, corrugated slate (asbestos-containing), pressed cement roof tile: 0.15–0.18 kg/m²/coat Colored steel sheet, unprocessed-surface Galvalume steel sheet, metal fittings/trim: 0.12–0.15 kg/m²/coat dry-process Western roof tile (Monier concrete roof tile · Scandia concrete roof tile): 0.15–0.18 kg/m²/coat When substrate deterioration is severe (decorative slate roofing for houses, corrugated slate (asbestos-containing), non-asbestos corrugated slate, pressed cement roof tile, dry-process Western roof tile): 0.15–0.18 kg/m²/coat Heat-reflective color/Decorative slate roofing for houses · corrugated slate (asbestos-containing): 0.15–0.17 kg/m²/coat Heat-reflective color/Colored steel sheet, unprocessed-surface Galvalume steel sheet, metal fittings/trim: 0.12–0.15 kg/m²/coat |
| Recoat Time (drying interval) | 23°C: Top coat within the step 4 h or more (10 days or less) , between steps "-" , final curing 16 h or more/Primer (undercoat) (水系パワーシーラーⅡ) between steps 2 h or more |
| Mixing Ratio | A Liquid:B Liquid=15:0.3 |
| Pot Life | 8 hours or less (23°C) , 3 hours or less (35°C (注記)) , 24 hours (After mixing (注記)°C) |
| Field Notes (JA) | ・ 最終養生16h以上 ・ 塗面積43～64㎡/セット（下地により幅あり） ・ ②「ルーフピアニ」は２液型塗料です。A液とB液の混合は必ず規定の調合割合になるよう混合し、マーゼル等で充分撹拌してください。 ・ ④夏場、基材温度が高い場合は、乾燥速度を調整するため希釈量を増やしてください。 ・ 住宅屋根用化粧スレート・波形スレート（アスベスト含有）の工法の値 ・ 工程間欄8ｈ以内は上限表記（本文表記のまま「8ｈ以内」を工程間欄の値として掲載） ・ 遮熱塗料のため塗付量不足で色相・隠ぺい不良の注意あり |
⚠️ Cautions & Notes (Japanese original)
To avoid mistranslation of safety-critical information, the notes below are kept in the original Japanese. Please check them with a translation app, or ask a Japanese-speaking colleague. Always follow the official manufacturer TDS.
⚠️ Please verify before use
The values above are reference values based on the manufacturer's official catalogs and technical data sheets (TDS). Specifications may change. Always check the product label and the latest official TDS before actual application.
The values above are reference values based on the manufacturer's official catalogs and technical data sheets (TDS). Specifications may change. Always check the product label and the latest official TDS before actual application.
Data source: official catalogs / technical data sheets (TDS) of 水谷ペイント
Page updated: 2026-08-12