Product Description/Specification
Question 1
What are the STC ratings of HardieFlex sheets?
Answer
| Product Size | Rw(no insulation) | Rw(*with insulation) |
|---|---|---|
| HardieFlex 4.5mm | 1219 x 2438 | 58 |
| HardieFlex 6.0mm | 1219 x 2438 | 51 |
| HardieFlex 9.0mm | 1219 x 2438 | 61 |
| HardieFlex 12.0mm | 254 or 305 x 2438 | 11 |
| Insulation used is Rockwool 50mm thick, Rockwool thickness and weight must be verified by the Rockwood supplier. Results may vary depending on the type of Rockwool brand used. Margin of error is generally within +/-3dB. The values were derived using a program called Insul by Marshall Day Acoustics. | ||
Question 2
What is the coverage per sheet of HardieFlex ceilings, walls, wet area walls and senepa?
Answer
| Applications | Coverage (sqm) |
|---|---|
| HardieFlex ceilings | 2 |
| HardieFlex walls | 2 |
| HardieFlex wet area walls | 2 |
| HardieFlex senepa | 1 |
Question 3
What are the Ln,w (impact sound prediction value) ratings of HardieFlex Flooring 16.0mm?
Answer
| Ln,w Configuration | Ln,w Rating |
|---|---|
| HardieFlex Flooring 16.0mm + timber joist | 89dB |
| HardieFlex Flooring 16.0mm + timber joist + 2mm Vinyl | 87dB |
| HardieFlex Flooring 16.0mm + timber joist + 2mm Vinyl + HardieFlex ceilings 4.5mm | 76dB |
| *Margin of error is generally within +/-5dB. The values were derived using a program called Insul by Marshall Day Acoustics. | |
Question 4
What is the coverage per sheet of HardieFlex?
Answer
| Applications | Coverage (sqm) |
|---|---|
| HardieFlex ceilings | 2 |
| HardieFlex walls | 2 |
| HardieFlex wet area walls | 2 |
| HardieFlexsenepa | 1 |
| HardieFlex Flooring | 1 |
Question 5
How much do HardieFlex sheets weigh?
Answer
| HardieFlexsheet | Mass (kg/m2) |
|---|---|
| HardieFlex 3.5mm | 4.5 |
| HardieFlex4.5mm | 5.8 |
| HardieFlex 6.0mm | 7.8 |
| HardieFlex 9.0mm | 11.7 |
| HardieFlex 12.0mm | 15.6 |
| HardieFlex Pro | 7.8 |
| HardieFlex Flooring 16.0 mm | 22.4 |
