NEW!  Quick Caps
If your UV is plumbed onto a PVC bypass using quick disconnects (aka unions) it's a breeze to remove them for winter protection.  Simply screw off the UV and screw on the Quick Cap. 
1 1/2" Male Thread QC112M $14.95
1 1/2" Female Thread QC112F $14.95
2" Male Thread QC200M $21.95
2" Female Thread QC200F $21.95