Newton Hydrobond 403 Plus

Introducing the Newton HydroBond 403 Plus – Advanced Pre-Applied, Self-Healing Waterproofing Membrane

Newton HydroBond 403 Plus is a revolutionary, pre-applied waterproofing membrane designed to provide unparalleled performance in below-ground structures. Featuring a locking fleece on the inner surface and an external hydrophilic polymer coating, this self-healing membrane ensures superior waterproofing by sealing any minor breaches, preventing water ingress before it can occur.

As a BDA-approved and NHBC-accepted Type A waterproofing solution, HydroBond 403 Plus is suitable for Grades 1, 2, and 3 as defined by BS 8102:2022. It can be used in domestic basements as well as large-scale civil engineering projects, ensuring versatile, reliable, and long-lasting protection.

For projects requiring additional gas protection, HydroBond 403 Plus GB offers enhanced resistance against radon, carbon dioxide, and hydrocarbons, providing an extra layer of safety in contaminated ground conditions.

Unmatched Compatibility with the HydroBond® System

When combined with HydroBond 108-LM, a liquid membrane sprayed onto exposed surfaces, HydroBond 403 Plus creates an unbeatable waterproofing system, offering complete structural protection against water ingress.

Key Benefits:

✅ Pre-applied, self-healing membrane – Prevents water ingress before it starts
✅ BDA-approved & NHBC-accepted – Certified for Type A waterproofing applications
✅ Hydrophilic polymer coating – Provides active sealing of minor breaches
✅ Locking fleece technology – Ensures secure adhesion to concrete structures
✅ Gas-resistant variant available – Protects against radon, CO₂, and hydrocarbons
✅ Compatible with HydroBond 108-LM – Forms a comprehensive waterproofing system
✅ Suitable for BS 8102:2022 Grades 1, 2, and 3 – Versatile for basements, foundations & civil engineering projects

Typical Applications:

✔ Waterproofing for basements, foundations & earth-retained structures
✔ Gas-resistant protection in contaminated ground conditions (HydroBond 403 Plus GB)
✔ Integration with the Newton HydroBond® System for complete waterproofing

💪 Ensure superior waterproofing with Newton HydroBond 403 Plus – Order today!

Downloads

•  Download HydroBond 403 Plus + GB Data Sheet

•  Download HydroBond 403 Plus Declaration Of Performance

•  Download HydroBond Installation Guide

•  Download HydroBond 403 Plus BDA Agrément

•  Download HydroBond 403 Plus Radon Certificate

•  Download HydroBond 403 Plus Carbon Dioxide Certificate

•  Download NBS Clause