Thetford N4141 N4142 Ventilation gril Fan holder 120mm

Update 9-1-25 new sensor holder, the old one was not the best for getting a band round it and fasten it tight to the pipe. Update 15-12-24 The fan holder is now easier to print, because two outer hooks are placed at a more angle, so you only need 5 supports and nothing needs to be printed in between the grid anymore. and the sensor holder now has 2 heat inserts of m3 ''shorts'' so that you can secure it in place. Also in this update the electrical box. You will need the followin