Half Block Water Matrices (Small Pondless Waterfall Blocks) may be mixed brands Remote Control SKU UPC Code Description FiltoClear 13326 SKU UPC Code Description FiltoClear Filter Model 800 1600 3000 4000 40964 706759409643 9W UV Bulb X X X X 13312 706759133128 Quartz Sleeve X X X X 25236 706759252362 Transformer X X X X 56109 706759561099 Filter Foam Set X 56110 706759561105 X 56111 706759561112 X 56884 706759568845 X 14235 706759142359 Mesh Tube X 14236 706759142366 X 14237 706759142373 X 14238 706759142380 X 24749 706759247498 Cleaning Rod X 24748 706759247481 X 24747 706759247474 X 26596 706759265966 X 24459 706759244596 Lid X X X X 35885 706759358859 Connection Kit X X X X 34578 706759345781 Pressure Clamp X X X X 34516 706759345163 Foam Base Plate X X X X 34579 706759345798 Handle Replacement Kit X X X X 34580 706759345804 UVC Spare Parts X X X X 34581 706759345811 Gasket Replacement Kit X X X X 10142 706759101424 1 Protected by a 2 Year Warranty Water dispersing blocks are an essential tool for bogs These half sized (small) blocks allow about 17 gallons to be stored in the space of each block