Explore Newtex Industries' Zetex and ZetexPlus fiberglass insulation fabrics, engineered for thermal protection up to 2000°F. These high-temperature textiles are available in woven fabrics, mats, and felts, designed to reduce heat loss, resist flames, and provide durable exterior protection with silicone and PTFE coatings. Trusted worldwide for industrial insulation and fire safety applications.