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Signature TopRoof™

Insulated Roof Sandwich Panel

Signature TopRoof™ is a high-performance PU/PIR Insulated roofing panel designed for industrial and commercial buildings. It offers excellent thermal insulation, structural strength, and weather protection.

  • Strong water drainage design
  • Leak-resistant performance
  • Easy installation
Technical Specifications

Effective Width

1000mm

Thickness

30/40/50/60/80/100/120mm

Panel Length

2.5m to upto 12m

Core Material

PU/PIR

Density (PU)

38–40(± 2) kg/m³

Density (PIR)

40–42(± 2) kg/m³

Thermal Conductivity

PU: 0.022–0.024, PIR: 0.020–0.022

Sheet Thickness

0.30, 0.35, 0.40, 0.45, 0.50, 0.60, 0.70, 0.80mm
Thermal Performance
PU Panel
Thickness Density(kg/m³) λ(w/mK) U-Value(W/m²K) R-Value(m²K/W)
30mm 38-40(± 2) 0.022–0.024 0.60–0.65 1.50–1.65
40mm 38–40(± 2) 0.022–0.024 0.50–0.55 1.80–2.00
50mm 38–40(± 2) 0.022–0.024 0.40–0.45 2.20–2.50
60mm 38–40(± 2) 0.022–0.024 0.35–0.38 2.70–3.00
80mm 38-40(± 2) 0.022–0.024 0.28–0.30 3.30–3.60
100mm 38-40(± 2) 0.022–0.024 0.24–0.26 4.10–4.50
120mm 38-40(± 2) 0.022–0.024 0.20–0.22 5.00–5.50
PIR Panel
Thickness Density(kg/m³) λ(W/mK) U-Value(W/m²K) R-Value(m²K/W)
30mm 40-42(± 2) 0.020–0.022 0.58–0.62 1.60–1.70
40mm 40-42(± 2) 0.020–0.022 0.45–0.50 2.00–2.20
50mm 40-42(± 2) 0.020–0.022 0.36–0.40 2.50–2.80
60mm 40-42(± 2) 0.020–0.022 0.30–0.33 3.00–3.30
80mm 40-42(± 2) 0.020–0.022 0.26–0.28 3.80–4.20
100mm 40–42(± 2) 0.020–0.022 0.21–0.23 4.80–5.20
120mm 40-42(± 2) 0.020–0.022 0.17–0.19 6.00–6.50
Load Span
Thickness 0.40mm 0.50mm 0.60mm
30mm 2.2m 2.5m 2.8m
40mm 2.5m 2.9m 3.2m
50mm 2.8m 3.3m 3.6m
60mm 3.2m 3.7m 4.0m
80mm 3.8m 4.4m 4.8m
100mm 4.2m 4.8m 5.2m
120mm 4.6m 5.3m 5.8m
Note: Final Span Depends On projects and Conditions And Structural Design.
Additional Properties

Closed Cell Content

PU(≥ 90%) / PIR(≥ 95%)

Water Absorption

PU(≤ 2%) / PIR(≤ 1.5%)

Vapour Resistance

PU(50–100) / PIR(100–150)

Operating temp

PU(-40°C to +80°C) / PIR(-50°C to +120°C)

Fire Class

PU(B2/B3) / PIR(B1/FR)
Key Features
  • High Thermal Insulation
  • Weather Resistant (Rain & Heat)
  • Lightweight Roofing Solution
  • Fast Intallation
  • Leak-Resistant Overlap Joint
  • Energy Efficient
Applications

Industrial Sheds

Warehouses

Manufacturing Units

Commercial Buildings

Logistics Parks

Pre-Engineered Buildings (PEB)

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Discover how our innovative and sustainable solutions can transform your projects. Contact us today to explore our range of products and find the perfect fit for your needs.