![HM Digital HM Digital](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-25.gif) | ![HM Digital SM-1 In-Line Single TDS Monitor, 1x 1/4" Tee HM Digital SM-1 In-Line Single TDS Monitor, 1x 1/4" Tee](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-sm-1-in-line-single-tds-monitor-1x-1-4-tee-47.gif) List: $24.50 Sale: $20.50, 2/$39.00, 10/$190.00 | ![HM Digital DM-1 with optional Tees Inline Dual TDS Monitor HM Digital DM-1 with optional Tees Inline Dual TDS Monitor](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-dm-1-with-optional-tees-inline-dual-tds-monitor-38.gif) List: $29.40 Sale: $23.99 | ![HM Digital TRM-1 Triple Inline TDS Monitor - 1/4 fittings HM Digital TRM-1 Triple Inline TDS Monitor - 1/4 fittings](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-trm-1-triple-inline-tds-monitor-1-4-fittings-42.gif) List: $42.00 Sale: $30.00, 2/$58.00, 10/$280.00 |
![HM Digital DM-2 with optional Tees Inline Dual TDS Monitor HM Digital DM-2 with optional Tees Inline Dual TDS Monitor](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-dm-2-with-optional-tees-inline-dual-tds-monitor-37.gif) List: $45.00 Sale: $36.00, 2/$58.00, 10/$330.00 | ![HM Digital DM-2EC with optional Tees In-Line Dual EC Monitor, with 1/4 Tee HM Digital DM-2EC with optional Tees In-Line Dual EC Monitor, with 1/4 Tee](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-dm-2ec-commercial-in-line-dual-ec-monitor-32.gif) List: $45.00 Sale: $35.99 | ![HM Digital QC-1 With Optional Tee, Quick Check TDS Monitor HM Digital QC-1 With Optional Tee, Quick Check TDS Monitor](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-qc-1-quick-check-monitor-push-to-test-1-x1-4-tee-40.gif) List: $28.95 Sale: $19.50 | ![HM Digital DM-1 Inline Dual TDS Monitor, 2x 1/4" Tee HM Digital DM-1 Inline Dual TDS Monitor, 2x 1/4" Tee](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-dm-1-inline-dual-tds-monitor-2x-1-4-tee-70.gif) List: $29.40 Sale: $20.99, 2/$41.00, 5/$100.00, 10/$195.00 |
![HM Digital DM-1A 2x 3/8" Tee Inline Dual TDS Monitor HM Digital DM-1A 2x 3/8" Tee Inline Dual TDS Monitor](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-dm-1a-inline-dual-tds-monitor-2x-3-8-tee-57.gif) List: $29.40 Sale: $27.99 | ![HM Digital DM-1B 2x 1/2" Tee Inline Dual TDS Monitor HM Digital DM-1B 2x 1/2" Tee Inline Dual TDS Monitor](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-dm-1b-2x-1-2-tee-inline-dual-tds-monitor-43.gif) List: $43.95 Sale: $38.99 | ![s HM Digital DM-2 Inline Dual TDS Monitor, 2x 1/4" Tee, Upgraded Model s HM Digital DM-2 Inline Dual TDS Monitor, 2x 1/4" Tee, Upgraded Model](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-dm-2-inline-dual-tds-monitor-2x-1-4-tee-63.gif) List: $45.00 Sale: $35.99 | ![HM Digital DM-2A Inline Dual TDS Monitor, 2x 3/8" Tee HM Digital DM-2A Inline Dual TDS Monitor, 2x 3/8" Tee](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-dm-2a-inline-dual-tds-monitor-2x-3-8-tee-60.gif) List: $49.00 Sale: $44.97 |
![HM Digital DM-2B 2x 1/2" Tee Inline Dual TDS Monitor HM Digital DM-2B 2x 1/2" Tee Inline Dual TDS Monitor](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-dm-2b-2x-1-2-tee-inline-dual-tds-monitor-38.gif) List: $60.00 Sale: $58.97 | ![Mur-lokŪ V0420426 Fittings 1/4" Tube Union Tee, 1/4"x1/4"x1/4" Mur-lokŪ V0420426 Fittings 1/4" Tube Union Tee, 1/4"x1/4"x1/4"](https://s.turbifycdn.com/aah/yhst-83212413117752/mur-lok-fittings-1-4-union-tee-1-4-x1-4-x1-4-34.gif) $3.91 | ![Mur-lokŪ V0620426 Fittings 3/8" Tube Union Tee, 3/8"x1/4"x3/8" Mur-lokŪ V0620426 Fittings 3/8" Tube Union Tee, 3/8"x1/4"x3/8"](https://s.turbifycdn.com/aah/yhst-83212413117752/mur-lok-fittings-3-8-union-tee-3-8-x1-4-x3-8-32.gif) $4.91 | ![Mur-lokŪ V0820426 Fittings 1/2" Tube Union Tee, 1/2"x1/4"x1/2" Mur-lokŪ V0820426 Fittings 1/2" Tube Union Tee, 1/2"x1/4"x1/2"](https://s.turbifycdn.com/aah/yhst-83212413117752/mur-lok-fittings-1-2-union-tee-1-2-x1-4-x1-2-49.gif) $9.92 |
![HM Digital EC/TDS Controllers HM Digital EC/TDS Controllers](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-ec-tds-controllers-30.gif) | ![HM Digital PSC-150 EC/TDS Controller, Sensor Included HM Digital PSC-150 EC/TDS Controller, Sensor Included](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-psc-150-ec-tds-controller-sensor-included-46.gif) List: $175.98 Sale: $149.00 | ![* HM Digital PSC-154 EC/TDS Controller, Sensor Included * HM Digital PSC-154 EC/TDS Controller, Sensor Included](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-psc-154-ec-tds-controller-sensor-included-44.gif) $196.98 | ![d HM Digital PS-200 Dual TDS Controller, Sensor Included d HM Digital PS-200 Dual TDS Controller, Sensor Included](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-ps-200-dual-tds-controller-sensor-included-39.gif) |
![HM Digital Solutions HM Digital Solutions](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-solutions-34.gif) | ![* HM Digital PS-202 Dual Display TDS Controller, Sensor Included * HM Digital PS-202 Dual Display TDS Controller, Sensor Included](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-ps-202-dual-display-tds-controller-sensor-included-44.gif) $197.98 | ![d HM Digital CIC-152 Dual Control Dosing/Injection TDS/EC Controller d HM Digital CIC-152 Dual Control Dosing/Injection TDS/EC Controller](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-cic-152-dual-control-dosing-injection-tds-ec-controller-43.gif) | ![HM Digital Replacement Electrodes HM Digital Replacement Electrodes](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-replacement-electrodes-30.gif) |
![HM Digital FM-1 Filter Monitor HM Digital FM-1 Filter Monitor](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-fm-1-filter-monitor-28.gif) $29.95 | ![HM Digital FM-2 Filter Monitor with 5-State Volumizer HM Digital FM-2 Filter Monitor with 5-State Volumizer](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-fm-2-filter-monitor-with-5-state-volumizer-29.gif) $39.95 | ![HM Digital CC-1 Controller Cover HM Digital CC-1 Controller Cover](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-cc-1-controller-cover-28.gif) $24.95 | ![HM Digital CT-1 Clean Tap Monitor, CT1 HM Digital CT-1 Clean Tap Monitor, CT1](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-ct-1-clean-tap-monitor-ct1-26.gif) |
![HM Digital TM-1 Industrial Grade Digital Thermometer HM Digital TM-1 Industrial Grade Digital Thermometer](https://s.turbifycdn.com/aah/yhst-83212413117752/hm-digital-tm-1-industrial-grade-digital-thermometer-29.gif) | | List: $53.00 Sale: $39.97 | |