by Mark Hansberger on October 17, 2019October 2, 2019 HVAC Diffusers: Pros & Cons HVAC diffusers: what about them? First of all, let’s clear the air — there’s some confusion about a bona fide part of an HVAC called a diffuser and the kind of diffusers that are used […]Read More Filed Under: HVAC system Tagged With: hvac components– hvac diffuser– hvac system– IAQ– indoor air qualtiy