Optimizing Ventilation to Improve Health

Optimizing Windows to Improve Ventilation in Dhaka Slums

Our overall goal is to optimize preferred, ventilating windows/apertures/vents in low-income neighborhoods of Dhaka, Bangladesh. We will:

I. Collect baseline data on housing types and finalize windows/vents protoypes.

II. Measure the impact of improved ventilation on air exchange rates in houses in low-income neighborhoods of Dhaka and characterize the current and potential market for windows/vents in households in low-income neighborhoods of Dhaka, Bangladesh.

III. Understand recipients' (tenants and landords) perceived benefits of installed window/vent designs and difficulties faced with adoption of each design

Inclusion Criteria:

• 1) lack cross-ventilation at the time of enrollment
• 2) have obtained landlord permission to make adjustments to their dwelling,
• 3) have a free roof where a window can be installed

Exclusion Criteria:

• 1) Household reports receiving dust from nearby machine that pulverizes materials for making roads