March 18, 2026, Hong Kong – United Insulation Limited (unitedinsulation), the global exporter of construction insulating materials, announced the successful application of its high-quality glass wool products in the interior wall insulation of residential buildings in Peru. This marks the continued success of the glass wool products of United Insulation Limited in the South American market. Glass wool and rock wool, the major products of the company, have long supported the construction industry in Peru by offering OEM brand customization and packaging options to achieve energy efficiency, fire safety, and environmental sustainability.

Peruvian Residential Interior Wall Insulation – Smart Solution for Energy Efficiency and Cost Savings

United Insulation Limited offers its high-quality glass wool product – Batt/Precut Roll glass wool – which is specifically designed for the interior wall insulation of residential buildings. It is made from long fibers bonded with thermosetting resin and is characterized by its light weight, flexibility, and ease of installation. The glass wool product is available in widths of 406 mm, 610 mm, and 1200 mm with varying thickness from 40 mm to 160 mm and can be customized to lengths ranging from 7.2 meters to 24 meters to match the interior wall frames of Peruvian residential homes with wooden or light steel structures.

In one such suburban area of Lima, the glass wool product of United Insulation Limited was used as the interior wall insulation of the residential buildings' living rooms and bedrooms. After the successful installation of the glass wool product, the indoor temperature stability improved significantly, offering effective insulation against the harsh weather conditions of Peruvian winters and summers with the homeowners observing significant savings in energy costs due to the drop in energy consumption by the buildings. The glass wool product of United Insulation Limited offers high thermal conductivity of ≤0.046 W/(m·K) as per ASTM C518 and ASTM C411 tests, high surface flame performance with flame spread less than 25 and smoke development less than 50 as per ASTM E84/UL723 tests, and high sound absorption and noise reduction properties.

South America Focus: Custom Brand Packaging and Global Certifications for Dual Assurance

Unitedinsulation has developed a robust long-term business relationship with customers in Peru, an important market in the South American region. The company offers custom brand packaging, multiple surface options, including Kraft, aluminum, and Vinyl, as well as pre-cut specs that help customers save on installation costs.

Each of the company's products is backed by robust international certifications, including:

- ISO 9001, ISO 14001, ISO 45001 management system certification

- Membership with the US Green Building Council

- UL GREEN GUARD glass wool certification Indoor Air Quality Certification

- BRANZ Building Performance Certification

Furthermore, products have passed key performance tests, including water vapor permeability ≤ 1.0 perms, ASTM E96; water vapor absorption < 3%, ASTM C1104; as well as fungal resistance, ASTM C1338, and corrosion resistance, ASTM C665, which are in compliance with Peruvian/South American building regulations.

Unitedinsulation, a company incorporated in 2005 with operations in Hong Kong, has three production bases in Hebei, Chengdu, and Suzhou, China. According to the company representative, "We are committed to providing the most cost-effective glass wool and rock wool products to our South American customers. The Peru residential project is another milestone in our journey of working with local teams to drive the green building agenda."

Looking ahead: Powering energy-saving construction across South America

With the Peruvian market pushing the energy efficiency agenda in residential construction, Unitedinsulation is looking at fine-tuning its glass wool products by adding additional thickness options as well as surface options, along with the expansion of its HVAC duct insulation products that could cater to commercial as well as residential markets.

Developers and distributors interested in undertaking residential and commercial building insulation projects in Peru or South America are welcome to contact Unitedinsulation for free technical solutions and quotations. Visit our official website www.unitedinsulation.com or send an email to info@unitedinsulation.cn to obtain our glass wool and rock wool product catalog and details of our Peru project case studies.

Unitedinsulation—Your Reliable Partner for Insulation Materials in South America, working together to create more energy-efficient and comfortable green homes!