Fantech | RadonAway | AMG Festa |
Rn1, HP2133, FR100 | RP140, RP140c, or LV175 | AMG Spirit |
Rn2, Rn2EC, HP2190, HP2190Q, HP190 | RP145, RP145c, XP201,or LV175 | AMG Maverick (EC & LV), AMG Patriot |
Rn2X, PDS150, FR150 | RP260, XR261, XP151 | AMG Hawk (EC & LV) |
Rn2SL, HP190SL | SF180 | AMG Maverick (EC & LV) |
Rn3, HP220, FR160 | RP265, GX3, GX4 | AMG Prowler, AMG Legend |
Rn4EC, FR225, FR250 | EC6, GX5, GX5a, GP501c | AMG Legend Extreme, AMG Eagle Extreme, AMG Force |

Not all fans are a one-to-one replacement. The only way to be sure your fan was sized properly is to have a certified professional inspect your system. This guide serves only to offer the best comparison between brands.