HUUM Roof Underlay Seal, D=160-230mm

HUUM Roof Underlay Seal, D=160-230mm


SKU HK018 Category

The HUUM HK018 Roof Underlay Seal is an essential component for maintaining the integrity and weatherproofing of sauna installations. Designed to seal penetrations in the roof underlay with a diameter ranging from 160mm to 230mm, this seal ensures protection against moisture and other external elements, contributing to the longevity and reliability of sauna structures.


  • Effective Seal: The HK018 Roof Underlay Seal effectively seals penetrations in the roof underlay, preventing water infiltration and maintaining the integrity of the sauna structure.
  • Adjustable Diameter: With a diameter range of 160mm to 230mm, this seal offers versatility to accommodate various sizes of penetrations, ensuring a snug and secure fit.
  • Weatherproofing: Engineered to withstand outdoor conditions, the HK018 provides reliable weatherproofing for sauna installations, protecting against rain, snow, and other environmental factors.
  • Durable Construction: Crafted from high-quality materials, the HK018 is durable and long-lasting, capable of enduring the rigors of outdoor exposure and maintaining its effectiveness over time.
  • Easy Installation: Featuring a user-friendly design, the HK018 is easy to install, simplifying the process of sealing penetrations in the roof underlay during sauna construction or maintenance.


  • Model: HK018
  • Diameter Range: 160mm to 230mm
  • Compatibility: Designed for sealing penetrations in roof underlays of sauna installations
  • Construction: High-quality materials for durability and weather resistance
  • Non-Returnable: To maintain the originality, operation, and safety of replacement parts, this product is not returnable, ensuring the use of genuine components for sauna installations.