HHI-Pedia Entry

Diffusion Retarder

By The Home Ventilating Institute (HVI)

A material that slows down the amount of diffusion through a solid material, often used in insulated walls.

 

Copyright © The Home Ventilating Institute. Some content originally appeared in John Bower's book, Understanding Ventilation, published in 1995 by The Healthy House Institute.

 

 

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