Metropolitan Insulation Resources

Technical Performance from Metropolitan Insulation

The test results opposite from the University of Salford show clearly that the Capital system absorbs >50% of the sound energy impacting the test surface. A co-efficient of 1.00 represents total absorption.

Metropolitan Insulation

 Sound Absorption Co-efficient
Material125hz500hz2000hz4000hz
Acoustic Foam0.120.550.380.43
Carpet0.10.30.50.6
Curtains0.050.250.30.4
Fibreboard0.050.150.30.3
Rigid Foam0.010.110.140.11
Glass 32oz0.20.10.050.02
Wood Board0.150.10.10.1
Corkslabs0.050.050.10.1
Plywood0.050.050.050.05
Concrete0.010.020.020.02
Plaster0.020.020.040.04
Steel0.10.10.10.1

The table opposite compares the relative sound absorbing properties of the Capital system and commonly used materials. A co-efficient approaching zero indicates that the material is reflecting the sound energy that impacts the test surface.

• External foam and coating systems in line with BS5241 and BS7021.
• Achieves U/values from 0.981 to 0.160.
• Class 1 surface spread of flame rating when tested in accordance with BS476 Part 7.
• Class 0 (higher than statutory Class 1) coatings available for additional fire resistance.
• All materials manufactured to ISO 9002.
• 10 – 25 year guarantees.
• Additional insurance bonded guarantees.

Metropolitan Insulation

Technical Videos

Fire Resistance

Spray Foam Installation

Injection Style Installation