Hydroponics

This spare pH sensor is for HM Digital Waterproof pH Meter model P-200. Features glass pH sensor and reference tube and thermister.

HM-500 Replacement pH probe2 Meter / 80 inch cable lengthIncludes pH storage solution, 6-month warranty

Digital results from 0 to 9.9. Printed instructions and extensive plant list. Shipping Weight 0.20 lbs. Package Dimensions 12.75L x 4.00W x 1....

Digital results from 3.5 to 9.0. Instructions and plant pH preference list included. Shipping Weight 0.20 lbs. Package Dimensions 12.75L x 4.0...

pH Tester with 1 point manual calibration, ± 0.2 pH accuracy, range: 0.0 pH to 14.0 ph. Full-range pH tester. 30-day warranty, snap-over protectiv...

pH Tester with 1 point manual calibration, ± 0.2 pH accuracy, range: 0.0 pH to 14.0 pH. Full-range pH tester. 30-day warranty, snap-over protective...

Multi-range pH/EC/TDS and Temperature meter- 4-in-1 pH/EC/TDS/Temperature probe- The rugged MA851D/1 probe has been designedfor heavy-duty applicat...

Milwaukee pH & Temperature Monitor, Wifi Easy to set up, these devices accurately control water variables with programmable hysteresis, automat...

Milwaukee pH & Temperature Monitor with Wifi Easy to set up, these devices accurately control water variables with programmable hysteresis, aut...

The MC720 Kit - Comes with the MC122 pH controller and MP810 dosing pump The small and precise flow of the MP810 provides fully automated pH contro...

Available in 220 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab ap...

Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 230 ml leak-proof bottles and are recommended for lab app...

Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab ap...

Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 230 ml leak-proof bottles and are recommended for lab app...

Digital Sugar Refractometer for general purpose with automatic temperature compensation (ATC).Range 0-85% Brix, resolution 0.1%, units come with ba...

EC/TDS Probe for HI981409 & HI981410 with DIN connector measures 24 cm (9.4"). The meter switches off after five minutes of inactivity to save ...

Microbe Life Hydroponics pH UP is formulated with R/O and UV sterilized water and combines two pH adjusters for buffered effectiveness. It contains...

Replacement sensor for Oakton Waterproof Multiparameter TestrTM 35-series Pocket Meters (OK3542500 and OK3542505). Shipping Weight 0.50 lbs. P...

Optimum growth needs optimum pH. And Bluelab makes optimum simple. If your pH isn't in the right range—and that's 5.5-6.5 for most plant varieties—...

Optimum growth needs optimum pH. And Bluelab makes optimum simple. If your pH isn't in the right range—and that's 5.5-6.5 for most plant varieties—...

Bluelab is excited to introduce a new accessory which makes transporting and using their meters even easier! The Bluelab Carry Case provides a cust...

Dilution Solutions Nutrient Delivery System (NDS) Starter Kit 1 1/2 in (HYKSTART150)Protect your Dilution Solutions’ Nutrient Delivery System with ...

Pressure reducing valves are devices which, when installed on water systems, decrease the pressure from incoming water lines. 3/4 in NPT female inl...

Dilution Solutions Nutrient Delivery System (NDS) Water Hammer Arrestor Kit 3/4 in (WHA34-SS-KIT)The Water Hammer Arrestor Kit for a 3/4 in system ...

Dilution Solutions 1 1/2 in Check Valve (CV112) The Dilution Solutions’ CV112 check valve features a poly construction and is for use with Dosatron...

Dilution Solutions Nutrient Delivery System (NDS) Monitor Kit 3/4 in (HYKMON)Knowing the EC/ppm, pH and temperature that the Nutrient Delivery Syst...

Dilution Solutions 1 1/2 in Filter with 300 Mesh Screen (AKF5AP40-A)) Dilution Solutions 200 Mesh Filter installs on the inlet side of the Dosatron...

2” face, includes T fitting reducer. 0-100 psi. Polypropylene. Shipping Weight 2.00 lbs. Package Dimensions 7.00L x 7.00W x 7.00H

Dilution Solutions 3/4 in Check Valve (CV34-PH) The Dilution Solutions CV34-PH check valve features a poly construction and is for use with Dosatro...

Dilution Solutions 3/4 in Pressure Gauge (PG100) 3/4” bottom mount only, 1/4” MPT, 1-100 psi, and 2” face. Designed to use with gas, oil, and water...

Dilution Solutions 3/4 in Filter Kit with Unions – 200 Mesh/80 Micron (AKF5AP11KIT-A)Inline filter kit includes a cleanable, permanent, stainless s...

Dilution Solutions 3/4 in Pressure Gauge Kit (PG100-34KIT) Pressure Gauge Kit includes a t-fitting and a reducer fitting for easy in-line installat...

Dilution Solutions 3/4 in Mixing Chamber Sunshade (MC34-SHADE)Light blocking mixing chamber sunshade for 3/4″ mixing chambers. Prevents the light f...

Dilution Solutions Industrial Plumbing Kit with Mixing Chamber (IPK) – 14 GPM (IPK34MC-14GPM) Dilution Solutions’ IPKs are an all-in-one installati...

Dilution Solutions Flow Restrictor – 3/4 in 14 GPM (D14 Series) (FR34-14GPM)Flow Restrictors limit the flow of liquid in the line. It is recommende...

Dilution Solutions 3/4 in Flow Restrictor (FR34-10GPM or FR34-14GPM)Flow Restrictors limit the flow of liquid in the line. It is recommended to ins...

It is widely accepted that talking to your plants is great for their health. If they could speak to you, what would they say? Probably that they're...

Replacement pump for the EZ Clone 32-site system. Pumps at the rate of 700 gallons/hour. NOTE: After extensive testing by EZ Clone, it has been det...

Replacement spray head for EZ-Clone systems. Shipping Weight 0.17 lbs. Package Dimensions 3.00L x 2.00W x 0.30H Barcodes 10638104007235 (GT...

American Hydroponics 1/2" Ball Valve (Stopcock valve) with barbed fittings. Comes in packs of 10. This black 1/2-inch nylon inline ball valve with ...

Features include:• Submersible heater• Easy-to-access temperature set dial• Easy-to-read temperature settings• On/Off pilot light indicator• Waterp...

Now simply clasp the FloraClip over your 1/4" OD tubing (instead of threading it through the opening) and clip it to your preferred location on the...

Designed for use with ordinary construction vapor barrier to seal off work zones, this adhesive-backed zipper is perfect for creating a simple, res...

The Ground Anchoring System is not only perfect for anchoring your greenhouse or shelter but deterring thieves as well! Use it for trees and shrub...

The Ground Anchoring System is not only perfect for anchoring your greenhouse or shelter but deterring thieves as well! Use it for trees and shrub...

Highly reflective and diffuse plastic microfiber seam tape. Finish off your indoor garden with a professional look. 12 mil thick. Shipping We...

Hydropolis Nursery Tent, 2x2Hydropolis Grow Tents have taken the best features from the tents in the market today and applied years of experience ...

BLACK HATCH GROW ROOM DOOR Professional-grade fabric zipper door that is easily installed as an entry/exit door to a grow room features super dura...