Description
The Filter Thread Adapter converts the threading on current-generation 2" female thread filters to fit MasterSpas hot tubs and swim spas with a 1.5" female port. Both sides of this adapter use coarse threads.
Compatible Filters
Works with the 2" FPT versions of the Master Clear® MA-R3 and MA30.
If you are unsure whether you need this adapter, contact us before ordering and we will confirm the right fit for your model and year.
Due to the nature of this product, we cannot accept returns on opened or incorrectly ordered items. Please verify your model and production year before purchasing.

