Vapour Barrier

Specification:
- Size: 27'' x 21'' x 8'' 

- Operating Temp(°C): -20 ~ +45 
- Colour: Transparent 

Product Features:
- Fits 4 Inch Housing.
Made from UL recognized PVC material.
- Creates an airtight seal around the housings.
- Prevents moisture and airflow from entering into the housings. 
- Easy installation and safe.