Radon Mitigation System Kit for Sub-Slab Depressurization, Basements, Crawlspaces — Radon Fan Kit with 2 Couplers 4” to 3” and Manometer, Rated for Indoor/Outdoor Use (RDK04-3)

COMPLETE RADON FAN KIT: The Suncourt RDK04 Radon Mitigation System Kit or Active Soil Depressurization Fan (ASD Fan) effectively lowers radon levels through sub-slab depressurization in homes with basements, crawl spaces, or cement slab foundations. ULTRA-QUIET OPERATION: Engineered and assembled in the USA for minimal noise, this powerful yet quiet radon mitigation fan generates strong suction and airflow. RELIABLE 24/7 PROTECTION: Engineered for continuous, long-term use, Suncourt’s radon fan is rated for installation either indoors (above living spaces, like attics) or outdoors, per EPA standards. EASY INSTALLATION: Includes one 4" Centrax Centrifugal Fan; two 4” to 3” anti-vibration rubber couplers for a secure, vibration-free connection between the fan and PVC piping; and one air pressure indicator to monitor system performance. DURABLE & RELIABLE: Delivering trusted performance since 1988, Suncourt’s radon mitigation solutions are independently certified by MET Laboratories to meet UL 507 and CSA safety standards and are backed by a 5 year warranty.