- BM4 Filter Sock Holder with EL-S300 Filter Sock - Skimz (DISCONTINUED)
A simple and easy to use filter sock holder that works with most rimless and rimmed tanks.
- Accepts most 4" filter socks
- Compatible with tanks up to 0.90"
- Installs in seconds
- Plastic set screws
The Skimz BM4 Filter Sock Holder is a great addition to any sump or tank that does not currently have the abiltiy to hold a filter sock. With the BM4 you can use almost all 4" filter socks on the market today, we do prefer to use the Skimz brand filter socks for the best fit however. The plastic set screws let you securely attach and remove the bracket in seconds.
Dimensions - 4.2" x 7.5" x 1.8"
Max Rim Thickness - 0.90"
Filter Sock Opening - 3.6" Diameter
1x BM4 Filter Sock Holder
1x EL-S300 Filter Sock
The holder is good quality the filter sock is pointless By richard on 12/17/2017richard wouldn't recommend this product to a friendThe filter sock is such a large micron it literally lets most things pass right through it I’d recommend the filter sock holder. The sock go with a better quality this sock does not do it’s job