Questions regarding plumbing an fx4 -> UV -> reactor -> back to original fittings. | The Planted Tank Forum
![Fluval FX4 rim connector—did I do this right? It's right on the plastic lip. Sooo tight. : r/Aquariums Fluval FX4 rim connector—did I do this right? It's right on the plastic lip. Sooo tight. : r/Aquariums](https://preview.redd.it/gffu2hmg40661.jpg?width=640&crop=smart&auto=webp&s=b54875f262f4b88ad37689f0af5c3f31be3cdad7)
Fluval FX4 rim connector—did I do this right? It's right on the plastic lip. Sooo tight. : r/Aquariums
Questions regarding plumbing an fx4 -> UV -> reactor -> back to original fittings. | The Planted Tank Forum
![Fluval FX Series Rim Connector, 3 Clips and 2 O-Rings Suitable for FX4, FX5 and FX6 High Performance Filters (A214, A218, A219) : Amazon.co.uk: Automotive Fluval FX Series Rim Connector, 3 Clips and 2 O-Rings Suitable for FX4, FX5 and FX6 High Performance Filters (A214, A218, A219) : Amazon.co.uk: Automotive](https://m.media-amazon.com/images/I/71Pw8oAtpcL._AC_UF1000,1000_QL80_.jpg)