Energy Efficient Building Materials

-- Steady & Reliable Manufacturer --

Introduction

In modern construction, selecting Energy Efficient Building Materials is key to reducing a structure's operational lifetime cost and carbon footprint. Our product line contributes significantly to a building's thermal envelope performance primarily through two mechanisms: High R-Value Insulation (via sandwich panels) and High Solar Reflectance Index (SRI) Coatings (via PPGI/PPGL). These materials reduce the need for mechanical heating and cooling, leading to lower utility bills and compliance with green building standards (e.g., LEED, BREEAM). We focus on delivering materials that provide superior insulation and light-reflective properties.

These materials are essential for clients seeking long-term operational savings and adherence to sustainable construction mandates.

Specifications

Parameter	Value/Range
Primary Product	Insulated Sandwich Panels (PU/PIR core)
Thermal Resistance (R-Value)	High (e.g., 100mm PIR ≈ R-18)
Exterior Coating	PVDF or HDP (for durability)
Solar Reflectance Index (SRI)	High (e.g., >80 for light colors like RAL 9003)
Thermal Bridging	Minimized by engineered panel joint systems.
Airtightness	High (reduces uncontrolled air exchange)
Substrate	Galvalume (GL) for its natural high reflectivity.

SRI Significance: A high SRI value means the roof reflects more sunlight and absorbs less heat, significantly lowering the cooling load on the HVAC system.

Application

Cold Storage/Freezers: Panels with the highest possible R-value to minimize energy waste.
Data Centers: Stable thermal envelope crucial for maintaining consistent equipment operating temperatures.
Green Building Projects: Structures targeting specific LEED or BREEAM certification points.
Climate-Controlled Facilities: Museums, archives, and high-tech manufacturing plants.

Advantages

Significant ROI: Initial investment is quickly recouped through substantial energy savings over the building's life.
Reduced HVAC Capital Cost: Smaller heating and cooling units may be required due to lower thermal load.
Occupant Comfort: Stabilizes interior temperatures, eliminating hot/cold spots.
Sustainability Marketing: Enhances the building's environmental credentials for tenants and owners.

Payment & Shipping

Performance Data: We provide certified R-values and SRI data for all materials to support energy modeling and compliance submissions.
Optimized Shipping: Lightweight materials (sandwich panels) generally reduce shipping weight per square meter of coverage.
Consultation: Technical teams are available to advise on the optimal thickness and color selection for achieving target R-values in specific climates.

Frequently Asked Questions

Q: Which coating color offers the best solar reflection?
A: Pure white (e.g., RAL 9003 or 9010) typically offers the highest SRI. Light greys and off-whites (RAL 9002) also perform exceptionally well while better concealing dirt.

Q: Does the panel core (PU vs. PIR) affect the environmental rating?
A: Yes. PIR panels often contain blowing agents with lower Global Warming Potential (GWP) than older PU foams, making PIR a more environmentally favorable choice.

CONTACT WITH US

Zhejiang Tiannv Color Steel Co., Ltd.

Enjoying good reputation from all the customers worldwide, we are the reliable partner you can trust in China.

Zhejiang Tiannv Color Steel Co., Ltd was established in January 2003, located in Zhejiang Province, which is a Sino-Hong Kong joint venture with a registered capital of 50 million RMB. As China Energy Efficient Building Materials Manufacturers and Energy Efficient Building Materials Factory, the company covers an area of 50000㎡, and a workshop area of 12000㎡. Company’s main products are hot galvanized steel coil, aluzinc coil, prepainted steel coils (PPGI / PPGL), prepainted aluminum coil, printed PPGI for household appliance, roofing/corrugated PPGI sheet, and PPGI paint. Currently, we have 85 skilled employees, 5 professional engineers and 15 experienced office personnel. The manufacture capability of our production line is nearly 100,000 metric tons per year.

Our company produces high quality color coated steel, and imposes strict quality control over the prepainted steel coils. We use good quality hot-dip galvanized steel coils or Alu-Zinc coated steel coils as base sheet and strictly select coated paints, which gives quality promise to customers and competitive advantage for our company.

Recommended LINS: Agricultural Building Steel Prefabricated Housing Materials