Soudal

Multibond SMX25 – General Purpose MS Polymer Sealant

Regular price
$50.00 AUD
Sale price
$50.00 AUD
Regular price

Prices shown exclusive of GST.

5 In Stock
Fast Delivery
Click & Collect

Multibond SMX25 is a high-quality, low-modulus MS Polymer sealant designed for general-purpose sealing applications in construction and trade environments. It offers excellent flexibility, durable adhesion to a wide range of building materials, and a clean finish for both indoor and outdoor use. SMX25 cures with atmospheric moisture to form a long-lasting, elastic seal – perfect for movement joints and gap filling.

Ideal for waterproofers, tilers, and builders requiring a flexible and easy-to-apply sealant across various applications.

• General purpose low-modulus sealant
• UV, moisture, and weather resistant
• Permanently elastic with excellent movement accommodation
• Primerless adhesion to most surfaces
• Paintable once cured
• Non-staining, low VOC

• Perimeter and connection joints in construction
• Movement joints in bathrooms, façades, and tiling
• Sealing between dissimilar materials
• Suitable for interior and exterior joints exposed to weather and vibration

• Brand: Multibond
• Product Type: MS Polymer Sealant
• Colour: White
• Packaging: 290ml cartridge
• Cure Type: Moisture cure
• Shore A Hardness: ~25
• Skin Time: ~20 minutes
• Movement Capability: ±25%
• Temperature Resistance: -40°C to +90°C
• Application Temp: +5°C to +35°C
• Shelf Life: 12 months unopened
• Storage: Store in cool, dry environment

  • flexible sealant
  • general purpose caulk
  • low modulus
  • ms polymer sealant
  • multibond smx25
  • Soudal
  • wet area sealant
  • white sealant
H2O SUPPLIES

Why Choose H2O Supplies?

Preferred by the Trade

Queensland’s leading waterproofing supply warehouse, trusted by waterproofers, tilers, and builders. We back our range with industry experience and product knowledge you can rely on.

Reliable Product Range

Stocking high-performance membranes, sealants, primers, and tools — carefully selected for proven results on commercial and residential projects.

Eco-Friendly & Sustainable

We prioritise products with low VOC content, cleaner application, and safer handling to help you maintain a compliant and environmentally conscious job site.
Recommended For You

You May Also Like

These popular picks are often added by trade professionals to complete their project kits.

Need help with Multibond SMX25 – General Purpose MS Polymer Sealant?

We know the trade.
We know what works.

GET IN TOUCH
Customer Reviews

Experience The H2O Difference

Real feedback from tradies who rely on us every day.
5.00
James
Waterproofer Specialist
5.00
Ben
Project Manager
5.00
Mark
Professional Tiler
5.00
Liam
Flooring Contractor
5.00
Sergio
Project Design Manager
4.00
Harrison
DIY Home Renovator
5.00
Chris
Bathroom Renovator
5.00
Melissa
Contract Administrator
5.00
Mario
Concrete Repair Specialist