Check the listing for details. Fantech Rn2 Radon Fan & Install Kit with Dynameter. Condition: New. Listed at 169.95 USD. This kit includes: One (1) Fantech Rn2 FanTwo (2) rubber flex couplings (choose size and color to fit your system)(1) U-tube manometer to easily see that your fan is working(5) System labels to make your system compliant with radon mitigation standards Fantech radon fans are a favorite of many radon companies. They are reliable and quiet. The Rn2 Radon Mitigation fan replaces model HP2190 and is the standard for Radon Mitigation. Ideally tailored performance curve for a vast majority of your mitigations. External wiring box for ease of connection. Waterproof gasket on wiring box. Five year warranty. Fan stats:Watertight electrical terminal boxTotally enclosed for protectionAutomatic reset thermal overload protection Note: Utility cords need to be purchased separately. The Rn2 has 4" openings thus requiring either 4"x4" or 3"x4" rubber couplings for mounting. Varmint guards are a must to protect your fans warranty (sold separately).