Introduction to exposed point waterproofing (multi-layer specification) during new construction and renovation!
"Meltorch" is a waterproof sheet for torch application that combines synthetic fiber non-woven fabric and modified asphalt. We will introduce "exposed point waterproofing (multi-layer specification)" for new construction, renovation (when retaining the existing protective layer, and when completely removing the waterproof layer), and renovation (when retaining the existing asphalt waterproof layer). 【New Construction/Renovation (when retaining the existing protective layer, and when completely removing the waterproof layer)】 <Standard Specification for Public Building Renovation Work, Equivalent to AS-T3 Method> ■ Application: Non-walkable rooftops, de-aeration method on substrates prone to blistering after construction ■ Method No.: TA-322W (TS-322W) ■ Primer: Meltorch Primer or UBE Water-based Primer 0.2kg/m² ■ Additional Layer: Meltape T2520A (Meltape T2520S) ■ Waterproof Layer (1st Layer): Meltorch AP25B (Meltorch SB25B) point application ■ Waterproof Layer (2nd Layer): Meltorch AP40M (Meltorch SB40M) ■ Protective Coating: RA Coat 0.5kg/m² RA High Reflective Coat 0.5kg/m² RA Heat Shield Coat 1.5kg/m² *For more details, please refer to the PDF document or feel free to contact us.
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【Renovation (when retaining the existing asphalt waterproofing layer)】 <Standard Specifications for Public Building Renovation Work Equivalent to AS-T3 Method> ■Applicable: Non-walkable rooftops, venting method on substrates prone to blistering after construction ■Method No.: MTA-322W (MTS-322W) ■Substrate Adjustment Material: Melbase 1.0–1.5 kg/m² or RA Paste 1.0–1.5 kg/m² ■Reinforcement: Meltape T2520A (Meltape T2520S) ■Waterproof Layer (1st Layer): Meltorch AP25B (Meltorch SB25B) spot application ■Waterproof Layer (2nd Layer): Meltorch AP40M (Meltorch SB40M) ■Protective Coating: RA Coat 0.5 kg/m² RA High Reflective Coat 0.5 kg/m² RA Heat Shield Coat 1.5 kg/m² *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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Kambo Co., Ltd. undertakes waterproofing work, exterior wall painting, rooftop greening, and wall greening construction. We aim to provide high-quality, low-cost specialized construction services that pursue the economic efficiency, safety, and comfort sought by building owners and users, carrying out everything from investigation to design, construction, and management consistently. Please feel free to contact us.