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 |
| HardieFlex®senepa | 1 |
| HardieFlex® Flooring | 1 |
Question 5
How much do HardieFlex® sheets weigh?
Answer
| HardieFlex®sheet | Mass (kg/m2) |
|---|---|
| HardieFlex® 3.5mm | 4.5 |
| HardieFlex®4.5mm | 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 |
