We want to provide a positive buying experience for you. We recommend contacting us before making a purchase to ensure the selected model fits your system. This item is a final sale, therefore incorrect purchases are non-refundable , so it's important to choose the right one. We can provide recommendations but we are not liable for any misinformation, that's why clear pictures of the existing system is an important asset to help us identify the correct model for you the best we can. We thank you for your cooperation and look forward to assisting you in choosing the right model.
We Always recommend buying a complete set from us to ensure compatibility between the housing and sump
20"x 4-1/2" Big Blue double o ring type filter Housing without head and o rings,
This is a replacement sump of housing part # 105878c
* Please CONTACT US first before buying this sump. We carry many models and this one may not fit your system head. We are not responsible for the incorrect purchase and this item is a final sale. Send us a clear picture of the existing system you have from the top bracket side, system side picture, and front system picture so we can recognize the model you have.