Acoustic Series - Certified Solutions Double Hung Window
Double Hung windows open top & bottom sashes simultaneously. The secondary glazing opens easily from the inside.
- Rw43 sound reduction
- Tested by CSIRO (STC & Rw+CTR on request)
- Multiple seals help minimise sound transfer
- Secondary glazing integrated into reveal box
- Thermal insulation via secondary glazing
- 215mm overall depth
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