Horticulture Source » Gardening & Hydroponics Store » Meters, Timers & Instruments » pH, EC, PPM & TDS Testers » C.A.P. Custom Automated Products: REPLACEMENT ELECTRODE FOR PH PEN [MTR-REPH]   Mobile   Secure |  My Account | Cart Contents | Checkout )
Happy National Garden Month!
You have JavaScript disabled or are using a browser which does not support it. Please turn on JavaScript or consider upgrading or switching your web browser, e.g. FireFox or Opera.
Happy National Arbor Day!
Celebrating our 11th Year of Service to Gardeners in 91 Countries! Thank you for your business!
Categories
* Lamps / Tubes / Bulbs ++ (539)
* Lighting Systems ++ (1180)
* Nutrients & Supplements (4267)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (538)
* Leaf Shines & Washes (97)
* Pest & Disease Control (573)
* Cloning & Propagation (451)
* Grow Systems ++ (669)
! Meters, Timers & Instruments ++ (644)
 » Calibration, Storage & Cleaning Solutions, pH Up & Down (198)
 » Instruments, Thermometers, Hygrometers & Light Meters (24)
 » ! pH, EC, PPM & TDS Testers (303)
 » Timers & Lighting Controllers (119)
* Pots / Containers (1016)
* Pumps, Irrigation & Watering Supplies ++ (1704)
* Grow Media (550)
* Plant Seeds (61)
* Environmental Control ++ (1955)
* Greenhouses (89)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (141)
* Garden Accessories ++ (1014)
* Hand Tools ++ (527)
* Gardening Books & DVDs (58)
* Growing Apparel & Bags (97)
Manufacturers more
What's New? more
Rock Resinator 5 Liter (2/Cs)
746162
Rock Resinator 5 Liter (2/Cs)
$162.24
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 18 guests online.
Ads
Product not found!
Continue
New Products For April
hf-NE3310 Neutralizer - Banish Tobacco Odor Replacement Cartridge
hf-NE3310
Neutralizer - Banish Tobacco Odor Replacement Cartridge

$44.16
725305 Gro Pro Essential Round Fabric Pot 1 Gallon (Bag of 10)
725305
Gro Pro Essential Round Fabric Pot 1 Gallon (Bag of 10)

$8.93
dl-404000 10X10X10 'Y' Duct Connector
dl-404000
10X10X10 'Y' Duct Connector

$19.84
hf-MBR5027 Foli-Cal, 1 qt RTU
hf-MBR5027
Foli-Cal, 1 qt RTU

$6.68
hf-GG3050 Earth Shine Soil Booster with Biochar, 5 lbs. - A Hydrofarm Exclusive!
hf-GG3050
Earth Shine Soil Booster with Biochar, 5 lbs. - A Hydrofarm Exclusive!

$28.71
719885 HYGROCORP® NATURE'S NECTAR™ PHOSPHORUS 0-2-0 - Organic - GALLON (4/CASE)
719885
HYGROCORP® NATURE'S NECTAR™ PHOSPHORUS 0-2-0 - Organic - GALLON (4/CASE)

$31.92
dl-SNS604A-1GAL SNS 604A Vegetation Stimulator 1 Gallon
dl-SNS604A-1GAL
SNS 604A Vegetation Stimulator 1 Gallon

$64.24
hf-HNMMA425 MycoMadness 120 lb.
hf-HNMMA425
MycoMadness 120 lb.

$4,682.06
742105 HydroFlow Barbed Elbow 1" (case of 50)
742105
HydroFlow Barbed Elbow 1" (case of 50)

$26.23
hf-RORP1 1 Gal Root Pot, 6 x 7.5"
hf-RORP1
1 Gal Root Pot, 6 x 7.5"

$1.26
dl-MMX430 Myco Maximum - 10 lb. - Humboldt Nutrients
dl-MMX430
Myco Maximum - 10 lb. - Humboldt Nutrients

$210.24
dl-850001 AquaVita 1.7" Cylinder Air Stone
dl-850001
AquaVita 1.7" Cylinder Air Stone

$0.93
739215 Magnum Gallon (4/Cs)
739215
Magnum Gallon (4/Cs)

$26.97
725965 Gro Pro 45 Gallon Round Fabric Pot-Tan
725965
Gro Pro 45 Gallon Round Fabric Pot-Tan

$8.78
dl-800796 8' Bamboo Stakes (0.75" thick) Pack of 25
dl-800796
8' Bamboo Stakes (0.75" thick) Pack of 25

$24.28
732205 GHBB® FLORALICIOUS GROW GALLON (4/CA
732205
GHBB® FLORALICIOUS GROW GALLON (4/CA

$49.42
dl-AAPB34 Bud Builder 100 Gal Mix (Protein Blend)
dl-AAPB34
Bud Builder 100 Gal Mix (Protein Blend)

$8.75
801305 Bond Straight Blade Hedge Shear 22in (6/Cs)
801305
Bond Straight Blade Hedge Shear 22in (6/Cs)

$10.84
721586 Grow More Mendocino Water Soluble 9-21-12 25 lb
721586
Grow More Mendocino Water Soluble 9-21-12 25 lb

$37.94
hf-JSFR2 Snap-on Reflector, 2 ft
hf-JSFR2
Snap-on Reflector, 2 ft

$10.01
700572 Samsung Max & Vivace Lineset 25ft Interconnecting Wires for 24,000/36,000 BTU
700572
Samsung Max & Vivace Lineset 25ft Interconnecting Wires for 24,000/36,000 BTU

$193.01
740930 BOND GREEN BAMBOO 3 FT (25/bag)
740930
BOND GREEN BAMBOO 3 FT (25/bag)

$2.78
GK-03 1/4" Girdling Knife
GK-03
1/4" Girdling Knife

$11.73
dl-205002 Stage 2 - Advanced Recycling Timer
dl-205002
Stage 2 - Advanced Recycling Timer

$126.73
dl-191120 Bubble Magic Shaker Bag - 120 Micron
dl-191120
Bubble Magic Shaker Bag - 120 Micron

$36.20
dl-DGTEK-100 Dyna-Gro Pro-TeKt Gallon
dl-DGTEK-100
Dyna-Gro Pro-TeKt Gallon

$26.86
IN122 Garden Fungicide Concentrate. 16 fl oz.
IN122
Garden Fungicide Concentrate. 16 fl oz.

$14.28
724525 PERFECT POTS - 2 GALLON SQUARE 8.5"x8.5"x7.5" (36/CASE)
724525
PERFECT POTS - 2 GALLON SQUARE 8.5"x8.5"x7.5" (36/CASE)

$4.50
Shopping Cart more
0 items - Add an item to the cart to get a quote!
 Get Quote by adding products to the cart!
Shop By Price
Manufacturer Info
C.A.P. Custom Automated Products
C.A.P. Custom Automated Products Homepage
Other products
Reviews more
Write ReviewWrite a review on this product!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate

Tell A Friend
 
Share what you've found! Email a link to this page to friends, family, and colleagues!
Specials more
ULTRA SUN™  METAL HALIDE CONVERSION LAMP 600 WATTS MH600W/LU T-25 57,000 LUMENS (24/CASE)
ULTRA SUN™ METAL HALIDE CONVERSION LAMP 600 WATTS MH600W/LU T-25 57,000 LUMENS (24/CASE)
$58.03
$54.08
Similar Products
Bluelab Meter Carry Case
hf-BLU7000
Bluelab Meter Carry Case
$16.74

Rapitest Digital Plus Moisture Meter
716905
Rapitest Digital Plus Moisture Meter
$13.21

RAPITEST SOIL TEST pH NPK
716756
RAPITEST SOIL TEST pH NPK
$12.22

Bluelab Replacement pH Probe for Guardian, Combo, & pH Meter
hf-BLU24102
Bluelab Replacement pH Probe for Guardian, Combo, & pH Meter
$46.87

Soil pH Meter
hf-BLU2330E
Soil pH Meter
$159.59

Languages
English Deutsch Español
Currencies
Ads
Amazon Ad
Matched Content
Ads

Customer Service

 

Shopping Help

 

My Account

 

Tools & Resources

BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate ShopWiki Certified Store Official PayPal Seal
Merchant Services
Secured by RapidSSL 100% Satisfaction Guaranteed  Proud Hydro for Hunger Participant
APO/FPO addresses are no problem.
International orders are always welcome!
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2017 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order