Global Fire Safety & High-Performance Thermal Solutions

Passive Fire Protection Factory & Company for São Paulo

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Industry Insights & E-E-A-T White Paper

Advanced Passive Fire Protection Standards for São Paulo’s Dynamic Infrastructure

São Paulo is Brazil's primary economic engine, characterized by a high-density vertical landscape, extensive historical zones under preservation, and massive industrial zones spanning ABC Paulista to Campinas. As infrastructure scales, implementing state-of-the-art passive fire protection (PFP) systems is a critical priority for local developers, municipal authorities, and safety compliance managers. Unlike active systems that require physical triggering mechanisms (such as sprinklers), PFP relies on the inherent material properties of building envelopes to contain fire, smoke, and heat transfer at the source.

The Regulatory Landscape: ABNT Compliance in São Paulo

Deploying thermal insulation and fire safety panels in Brazil requires strict adherence to regulations set by the Associação Brasileira de Normas Técnicas (ABNT), including NBR 14432 (Fire resistance of building structural components) and NBR 15575 (Residential performance standards). With the city's Fire Department (Corpo de Bombeiros da Polícia Militar do Estado de São Paulo - CBPMESP) enforcing strict technical instructions (Instruções Técnicas - IT), high-rise structures, data centers, and multi-tenant buildings must specify products with verified fire resistance and minimal smoke toxicity. Zerothermo’s nano-microporous insulation panels and vacuum insulation solutions meet these demanding standards, delivering thin-profile, non-combustible protection for elevator shafts, stairwells, and structural columns.

Global Trends: Why Nano-Microporous Insulation Leads the Industry

The global transition to ultra-low thermal conductivity materials is driven by two main factors: spatial maximization and environmental performance. Historically, thick, bulky insulation layers (like mineral wool) were required to achieve 2-hour or 4-hour fire ratings. Today, advanced technologies like nano-microporous silica core insulation provide comparable thermal resistance at a fraction of the thickness. By preventing heat propagation, these materials maintain structural integrity in high-temperature zones, protecting escape routes and critical infrastructure while reducing space requirements in premium real estate markets like São Paulo.

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Key Local Projects

São Paulo represents a massive hub for infrastructure redevelopment, from the modernization of older districts in the Centro Histórico to the construction of modern enterprise towers along Faria Lima and Berrini. Passive fire safety upgrades play an essential role in these retrofitting programs.

Why Zerothermo?

Our fumed silica and microporous insulation panels are manufactured under strict international ISO protocols. They deliver Class A1 non-combustible performance, low smoke toxicity, and reliable thermal barrier properties under extreme thermal stress.

Manufacturing Excellence

Chinese Factory Efficiencies & Global Supply Chain Optimization

At Zerothermo Technology, we bridge the gap between premium material science and commercial accessibility. Operating within the CBVAC Group ecosystem, our production hub in Sichuan Province stands as one of China's most comprehensive facilities for vacuum technology application products. This infrastructure enables us to deliver unmatched performance advantages to the São Paulo industrial sector:

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    Advanced Materials R&D

    We leverage advanced fumed silica cores and high-integrity barrier films to manufacture vacuum insulation panels (VIPs) with thermal conductivities below 0.004 W/(m·K).

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    High-Volume Automation

    Our automated production lines deliver consistent panel thickness and stable internal vacuum pressures, minimizing the thermal bridging and vacuum decay common in manual manufacturing.

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    Integrated Quality Control

    Every panel undergoes strict pressure verification and thermal scanning to ensure compliance with ASTM, EN, and ABNT standards before shipping to South American ports.

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Corporate Background

Zerothermo Technology Co., Ltd.

As a subsidiary of the CBVAC Group and a national high-tech enterprise, Zerothermo is headquartered in the Beijing Economic-Technological Development Area, with our production base in Nanchong City, Sichuan Province. This facility is engineered to support high-performance industrial supply chains worldwide.

R&D Engineers
330+
R&D Personnel
Production Capacity
1,100+
Annual VIP Installations
Patents
3+
Global Manufacturing Centers
Manufacturing Area
400,000㎡
Production Footprint
Tailored Architectural & OEM Solutions

Customized Engineering Services

  • New Energy Vehicles Battery Insulation

    New Energy Vehicles Battery Insulation

    Customized EV battery thermal barrier protection. Thicknesses from 5mm, providing structural heat barrier control.

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  • High Temperature Water Heater Insulation

    High Temperature Nano Microporous Water Heater Wrap

    Specialized high-efficiency wrapping sheets designed to limit thermal loss in industrial and commercial boilers.

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  • High Temperature Nano Microporous Insulated Panels

    High Temperature Nano Microporous Insulated Panels

    Optimized for elevator fireproof door configurations, keeping structural pathways cool during critical emergencies.

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  • Fumed Silica Special Shaped VIPs

    Fumed Silica Special Shaped VIPs

    Engineered for complex structural shapes, allowing custom pipe contours and irregular wall voids.

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  • Custom Round Flexible Insulation Mat

    Custom Round High temp Flexible Nano Insulation Mat

    Flexible heat barrier solution ideal for high-temperature pipe manifolds and mechanical components.

    Request Custom Design +
  • Low thermal conductivity VIP fumed silica

    Low thermal conductivity VIP fumed silica

    High-efficiency vacuum panels tailored to industrial refrigeration and HVAC systems in São Paulo.

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  • Low Temperature Cold Chain Logistics VIP

    Low Temperature Cold Chain Logistics VIP

    Keeps temperatures stable in pharmaceutical and vaccine transport boxes across regional networks.

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  • Big or Customized Size VIP

    Big or Customized Size fumed silica VIP

    Oversized vacuum insulation panels designed for exterior architectural cladding systems.

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Versatile Thermal Protection

Target Industry Applications

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Supporting Carbon Neutrality Goals

Our solutions target structural and thermal optimization projects, enabling properties to meet fire safety codes while lowering energy requirements for heating and cooling.

  • Pharmaceutical Cold Chain

    Pharmaceutical Cold Chain

  • Architecture

    Architecture

  • High-Temperature Industry

    High-Temp Industry

  • Culture and Tourism

    Culture & Tourism

Expert Knowledge Base

Technical Q&A: Passive Fire Protection

What defines passive fire protection, and how does it compare to active suppression systems?
Passive fire protection (PFP) uses integrated, non-combustible materials to contain fire within predefined compartments. Active suppression (sprinklers, gas flooding, alarms) requires detection and mechanics to operate. PFP provides constant protection without mechanical triggers, preserving structural stability and keeping exit paths clear.
How do fumed silica vacuum insulation panels (VIPs) achieve high-performance thermal insulation?
Fumed silica cores have extremely small pore structures (typically 10 to 100 nanometers). Sealing this core material within a high-barrier envelope and evacuating air molecules minimizes heat transfer via convection and conduction. This achieves thermal conductivities as low as 0.004 W/(m·K).
What specific fire rating guidelines under Brazilian ABNT standards apply to thermal barrier components?
NBR 14432 details fire resistance periods (TRRF) for columns, beams, and fire walls, requiring ratings of 30 to 120 minutes depending on height and occupancy. NBR 15575 evaluates vertical building envelopes, requiring materials to restrict flames, limit thermal transfer, and avoid toxic off-gassing.
Why are nano-microporous panels selected for elevator fire doors?
Elevator shafts act as natural chimneys, accelerating flame and smoke spread during building fires. Nano-microporous panels provide thin-profile thermal insulation inside fire doors, preventing heat transfer and warping. This design keeps elevator lobbies safe for emergency access.
How does Zerothermo optimize shipping and support international compliance?
We collaborate with global logistics firms, packaging panels in robust crate setups designed for sea transit. We provide all necessary custom declarations, third-party lab test reports, and certifications to clear Brazilian customs (Receita Federal) smoothly.
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One-Stop Vacuum Insulation & PFP Engineering Partner

Our engineering support office works directly with your procurement managers to develop custom insulation dimensions and fire-barrier envelopes.

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