Intec's Mark'¯II Blowing Hose enhances insulation machine efficiency by promoting optimal airflow and material conditioning. The helical interior structure 'fluffs' insulation, improving coverage density and reducing clogging. Rated for both positive and negative pressure use and compatible with machines featuring 3'¯in. or larger outputs, it stands up to temperature extremes (from -40'¯°F to 140'¯°F) delivering consistent performance in various climates.