Glidevale is a pioneer in roof space ventilation and loft access traps and is known for providing innovative yet practical solutions to suit ever-changing construction techniques and practices. All Glidevale products are designed and developed under ISO 9001 quality standards. We stock Glidevale adaptors, pipe, loft access hatches as well as their Universal Flat Interlocking In-line tile vent and Versa-Tile G5 vent.