HM Digital
11 results
Categories
- Featured Products
- AC/Dehumidifiers/Humidification
- Air Purification
- Books
- Chillers, Heaters & Purification
- Cloning & Seed Starting
- Commercial Greenhouse Fixtures
- Commercial Trimmers & Accesories
- Currency Counting & Detection
- Drying Racks
- Electronic Ballasts
- Environmental Controllers
- Extensions, Power & Lamp Cords
- Fans/Ventilation/Ducting
- Fluorescent Lighting
- Food & Water Storage
- Garden Hygiene & Safety
- Gavita
- Growing Accessories
- Grow Systems/Trays/Reservoirs
- Growing Media
- Hand Tools
- Lamps
- LEC
- LED
- Lighters & Accessories
- Lighting & Electrical Components
- Liquid & Weight Measuring
- Magnetic Ballasts
- Nanolux Technology
- Nutrients & Supplements
- Pest & Disease Control
- Plant Support
- Pots & Containers
- Reflective & Greenhouse Films
- Sun System Complete Systems
- Sun System DE Reflectors
- Sun System SE Reflectors
- Tents & Indoor Greenhouses
- Timers & Instruments
- Travel Bags & Backpacks
- Water Aeration
- Water Pumps & Irrigation Supplies
- Water Treatment
- Watering, Sprayers & Wands
HM Digital 1000 PPM Calibration Solution
$8.00
$9.49
HM Digital Aquapro TDS Water Tester
$29.14
$43.00
Only 2 left!
HM Digital Handheld TDS-3 Tester
$21.37
$28.51
HM Digital HydroMaster HM-500
$276.32
$359.00
HM Digital Hydromaster Portable
$216.30
$274.95
HM Digital pH / TDS / EC / Temp meter
$130.51
$163.15
HM Digital pH 80 Meter
$37.20
$46.50
HM Digital Replacement Probe for pH
$37.28
$46.87
HM Digital Waterproof pH Meter
$81.55
$101.95
HM Waterproof EC/TDS/Temp Combo Meter
$60.30
$76.95