Sauna / Steam room
Interior
High-performance waterproofing for high-end spaces
For projects where waterproofing is critical, prefabricated products can save time and help projects run smoothly by providing the performance builders need while eliminating on-site mixing.
That’s why PermaBASE® Building Products are the industry-preferred choice. Installation-ready and easy-to-use, PermaBASE® Building Products deliver exceptional waterproofing – including a lighter weight foam solution – and offer critical protection for saunas and steam rooms.
Designs & Resources
Find product details and technical documentation in the Design & Resource Center.
Explore NowExpert Connection
Discuss your project with PermaBASE experts who can help guide your product selection.
Get In TouchNeed Technical Information?
Call 1-800-NATIONAL®
National Gypsum Company is the exclusive service provider for products manufactured by PermaBASE Building Products, LLC.