Envirotech Insulation specializes in injecting and retrofitting dense packed cellulose into existing cavities. Whether it be walls, garage ceilings, crawlspaces, flat roofs, or other hard to access areas. We have successfully insulated cavities from 3/4″ to 48″ with dense packed cellulose. Whether is be garage ceilings where there is a room above, crawl spaces below your kitchen floor, or walls with little to no insulation in them, we have a solution to reduce your energy costs. Contact us for more information on how we can help you save money on heating and cooling costs.