Radon Exhaust Fan Sizing

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Radon exhaust fan sizing.

Schedule 40 pvc vent pipe using 3 in. There are several methods of radon mitigation and types of radon mitigation systems ranging from active soil depressurization passive radon mitigation systems to waterborne radon mitigation systems. 4 is always recommended when high air flows are anticipated from gravel sub soils drain. Every manufacturer has a fan size chart which connects cfm of the fan to static pressure in the pipes but they only help to select a fan after trying different ones.

A ventilation fan should meet at least the minimum size. What is the proper radon vent pipe size to use. Unfortunately there is no clear guideline to selecting the size of a radon fan. Use this table to calculate the cubic feet per minute cfm capacity needed for an exhaust fan in a specific room.

Tjernlund pvc4 radon mitigation fan model exhaust fan with 6 ft. The radonaway rp145c radon fan is built to resist moisture and can be mounted inside or outside on a 3 in. Get it as soon as thu sep 24. Radonaway rp145 radon fan installation kit mounting bracket.

Radon is a serious health threat. Black abs pipe is perfectly fine too. David smith recommends that all radon mitigation systems are installed by a professional licensed radon mitigator. Generally the right size of a radon fan for a house less than 1600 sq ft is 50cfm at 0 5 wc.

Radon fans are continuous duty motors so low energy consumption is good for the earth and your pocket. When in doubt you can never go wrong using 4 pvc schedule 40 dwv white drain and vent pipe. When installing an asd system for radon reduction any openings major cracks and penetrations in the building slab or membrane must be sealed. 4 pipe will give you the flexibility to use a wide variety of radon fans.

However with radon fans you re at the mercy of soil conditions sub slab fill suction pit sizing and much more. Meet the fan curve. Quiet operation is another often overlooked issue when purchasing a radon mitigation fan. 4 4 out of 5 stars 93.

Radonaway is committed to producing quiet operating fans. Fan curves tell you how much cfm you re moving at a given resistance or suction measured in inches of water column pressure. Power cord minimal power consumption 4 in.