Allow the time-honoured appeal and versatility of the 136 Series Double Hung Window to be part of your home’s architectural character. The distinctive ‘vertical’ sliding action of a double hung window offers a practical alternative to the standard orientation and functionality of a conventional sliding window.
Features
- Flexible control for regulating airflow
- All weather ventilation when used under overhangs
- Integral, full width handle for easy operation
- Interlocking rails and brush seals combine for exceptional structural performance and an effective weather barrier
- Non-corrosive, low maintenance hardware components
- Fly, barrier and Crimsafe screening options
Product Configurations

136 D open/closed
Hardware

Double Hung Window Lock
Series Features
| 136 Series | 138 Series | |
|---|---|---|
| Recommended Applications | Housing & low-to-medium rise residential | Housing & high rise residential |
| Screening Options | Fly, Barrier | Fly, Barrier |
| Frame Width Options | • 48mm | • 75mm |
| Water Penetration Options | • 150 Pa. • 300 Pa. • 450 Pa. | • 150 Pa. • 300 Pa. |
| Glazing | Single glazed | • Single glazed • Double glazed |
| Energy Ratings Available | Yes | Yes |
| Max. Acoustic Rating2 | • Rw 31 - Standard • Rw 42 - Tandem | |
| Bushfire Attack Level | Tested and certified to BAL-40 | Tested and certified to BAL-40 |
| Hardware | • Keyed (supplied as standard) • Non-keyed | • Standard latch keyed |
| Fixing Types | • Fin fix • Face fix | • Fin fix |