Damtec Multi Acoustic Underlay
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Damtec Multi Acoustic Underlay
German engineered 100% rubber acoustic underlay designed for direct stick timber flooring applications. Manufactured from high-quality raw materials bonded with polyurethane (PU) binders, the Damtec Multi delivers superior acoustic performance with a density of approximately 970 kg/m³.
Key Features
- BCA Compliant — Tested and compliant with Part F5 of the Building Code of Australia for Impact Noise (Lnw)
- Superior Density — Approx. 970 kg/m³ for excellent sound attenuation
- Versatile Application — Suitable for direct stick timber, tiled, and screed floor installations
- Residential & Commercial — Ideal for apartments, townhouses, offices, and any project requiring acoustic compliance
- German Engineered — Precision manufactured for consistent thickness and performance
Specifications
| Material | 100% Rubber with PU binders |
| Density | ~970 kg/m³ |
| Available Thicknesses | 3mm, 4mm |
| Roll Width | 1 metre |
| 3mm Roll | 1m × 16m (16 sqm per roll) |
| 4mm Roll | 1m × 12m (12 sqm per roll) |
| Compliance | BCA Part F5 — Impact Noise |
Application
Apply using a suitable rubber underlay adhesive. Ensure subfloor is clean, dry, and level before installation. Butt-join rolls tightly — do not overlap. Allow 24 hours for adhesive cure before installing flooring.
Minimum order: 1 full pallet. Delivery available at $110 inc GST per pallet or pick up from Thomastown, VIC.
Shipping & Delivery
Orders placed before 12pm AEST Monday–Friday are dispatched same day. Standard delivery takes 2–5 business days depending on your location.
Express shipping options are available at checkout for metro areas.
Returns & Warranty
We accept returns within 30 days of purchase for unopened products in original packaging.
All products carry the manufacturer's warranty. If you receive a damaged or faulty item, please contact us within 48 hours with photos and we'll arrange a replacement or refund.
Technical Support
Need help choosing the right product or application advice? Our team of timber flooring specialists is here to help.
Call us on 0401 270 818 or email sales@ecogrit.com.au for personalised recommendations and technical data sheets.