Headwalls
James Hardie provides an extensive range of pre-cast steel reinforced concrete headwalls for various applications. Walls are available with single, double or triple outlets and in sizes ranging from 225mm to 750mm diameter.
Specifications - Double Outlet
Double Headwalls
| Nominal Pipe size DN (mm) | Dimensions (mm) | Weight (kg) | |||||||
| A | B | C | D | E | F | G | H | ||
| 300 | 366 | 1480 | 550 | 1140 | 535 | 75 | 425 | 600 | 200 |
| 375 | 450 | 2280 | 550 | 1530 | 645 | 75 | 400 | 780 | 240 |
| 450 | 530 | 2370 | 660 | 1960 | 910 | 85 | 500 | 300 | 400 |
| 525 | 670 | 2370 | 650 | 1960 | 910 | 85 | 500 | 300 | 820 |
| 600 | 720 | 2370 | 650 | 1960 | 910 | 85 | 500 | 300 | 815 |
| 675 | 820 | 3350 | 1050 | 2500 | 1100 | 100 | 500 | 600 | 800 |
| 750 | 820 | 3350 | 1050 | 2500 | 1100 | 100 | 500 | 600 | 800 |
| 900 | 1100 | 4500 | 1100 | 3160 | 1540 | 100 | 840 | 300 600 |
2200 |
| 1050 | 1260 | 1500 | 1100 | 3160 | 1540 | 100 | 840 | 300 600 |
2800 |
| 1200 | 1420 | 4500 | 1100 | 3160 | 1540 | 100 | 840 | 300 | 2600 |
NOTE: All dimensions are nominal and may change without notice. James Hardie recommends you
check with your local authority for compliance requirements. Double Headwalls are a non-stock item.
Please consult Internal Sales for delivery timeframes.
About Us.
James Hardie is a world leader in fibre cement, developing quality, engineered solutions for building and drainage applications.
With our ongoing commitment to the development and integration of our fibre cement technology, James Hardie has emerged as one of the most progressive, innovative companies across the globe. The James Hardie product range combines high quality, cost effective building systems for residential and commercial buildings, and high performance pipeline products for above and below ground stormwater drainage applications. The benefits inherent in fibre cement continue to deliver real value to clients throughout design, installation, and operation.Drainage Solutions
James Hardie Pipes recognise that drainage design benefits from the integration of quality componentry to provide a versatile and cost effective solution. This has been the driving force behind the intensive development of James Hardie’s range of pipes, fittings, pit systems, stormwater treatment devices, and product innovations such as the SlimDrain™ pavement system, slotted pipe system and median barrier. This comprehensive range enables designers to employ the cost benefits and performance levels of fibre reinforced concrete throughout stormwater drainage projects.