This fan works well for high flow situations with drain tile or french drains and with gravel. Good success can be expected on well sealed basement floors up to 2000 sq/ft. Comes with:

• Slimline radon fan
• Flexible sleeve coupling and stainless steel hose clamp for fan inlet connection to a 4" PVC pipe
• Flexible, grey coupling and (2) stainless steel hose clamps for fan discharge connection to a 4" PVC pipe
• Wall bracket for support via hose clamp connection to a vertical pipe riser 

Replaces Fantech model H190SLQ