FAQ: Trap Seal Primers

Electronis TSP’sUnit is overflowing out of DU. Runs for about half an hour once a week. The unit should only run for about a second several times a day. Running for half an hour is to much water. The timer can adjust run time.
MI-100Are these trap seal primers CSA aproved?The MI-100 is UPC and ASSE aproved, but not CSA at this time.
MR-500How can you tell which cartridge you have in the MR-500?The cartridges are color coated. The MR-500 cartridge is red, the M1-500 is red, and the M2-500 is black.