Ronseal Isoflex Liquid Rubber

The 4.25 litre Black variant of Ronseal Isoflex High-Performance Liquid Rubber is the largest size available, making it the economical choice for extensive roofing projects or contractors working on multiple jobs. This generous capacity ensures you have sufficient product for larger roof areas without the need for multiple containers. Formulated with advanced liquid rubber technology, this waterproofer delivers 5 times greater flexibility than conventional bitumen coatings, providing exceptionally long-lasting protection. The tough, durable black coating will not crack, perish or peel, making it perfect for demanding commercial and domestic applications.