Horticulture Source » Gardening & Hydroponics Store » Environmental Control » Environmental Controllers » Harvest-Master: HARVEST-MASTER® RELAY - 120 VOLT (Special Order) [703350]   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.
Categories
* Lamps / Tubes / Bulbs ++ (508)
* Lighting Systems ++ (1087)
* Nutrients & Supplements (4313)
* Composters & Compost Tea Brewing (45)
* Organic Gardening (540)
* Leaf Shines & Washes (125)
* Pest & Disease Control (538)
* Cloning & Propagation (424)
* Grow Systems ++ (598)
* Meters, Timers & Instruments ++ (701)
* Pots / Containers (999)
* Pumps, Irrigation & Watering Supplies ++ (1541)
* Grow Media (558)
* Plant Seeds (18)
! Environmental Control ++ (1932)
 » Air Purification (673)
 » ! Environmental Controllers (451)
 » Ventilation & Air Conditioners (808)
* Greenhouses (90)
* Grow Rooms / Tents (165)
* Reflective / B&W Films (130)
* Garden Accessories ++ (875)
* Hand Tools ++ (520)
* Gardening Books & DVDs (59)
* Growing Apparel (11)
Manufacturers more
What's New? more
Integra Boost 62% Humidity Pack 8gr (Case of 300)
dl-D62-08
Integra Boost 62% Humidity Pack 8gr (Case of 300)
$190.80
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 30 guests online.
Ads
Product not found!
Continue
New Products For April
hf-GH1723 FloraKleen 1 gal
hf-GH1723
FloraKleen 1 gal

$14.29
hf-FLB200C Agrobrite Compact Fluorescent Lamp, Cool, 200W, 6500K
hf-FLB200C
Agrobrite Compact Fluorescent Lamp, Cool, 200W, 6500K

$39.54
hf-AAPMHF Hose fitting
hf-AAPMHF
Hose fitting

$6.19
eco-4178 Xtrasun 400W Halide 4200K Bulb
eco-4178
Xtrasun 400W Halide 4200K Bulb

$12.00
eco-4544D CO2 tube 1/4" w/ holes (100' roll)
eco-4544D
CO2 tube 1/4" w/ holes (100' roll)

$21.56
hf-GGT24 2' x 4' Gorilla Grow Tent
hf-GGT24
2' x 4' Gorilla Grow Tent

$305.99
hf-FSMI013 Flying Skull Z7 Enzyme Cleanser, 1 gal (part 1 & 2)
hf-FSMI013
Flying Skull Z7 Enzyme Cleanser, 1 gal (part 1 & 2)

$132.38
hf-IGSPF246 Phat Filter 24" x 6", 500 CFM
hf-IGSPF246
Phat Filter 24" x 6", 500 CFM

$87.00
719226 DUTCH MASTER™ ADVANCE FLOWER A 2.4-0-2 - 1.32 GALLON (2 x 5L/CASE)
719226
DUTCH MASTER™ ADVANCE FLOWER A 2.4-0-2 - 1.32 GALLON (2 x 5L/CASE)

$20.87
530110 USHIO UHI-S250AQ/10 MOGUL BASE 10K M80
530110
USHIO UHI-S250AQ/10 MOGUL BASE 10K M80

$99.57
721584 Grow More Mendocino Water Soluble 20-6-16 25 lb
721584
Grow More Mendocino Water Soluble 20-6-16 25 lb

$38.76
eco-5545 Permaflect 100ft
eco-5545
Permaflect 100ft

$92.84
eco-3996C 8 1/2" Clamp Fixture Only
eco-3996C
8 1/2" Clamp Fixture Only

$12.92
739600 Grotek Final Flush Reg 1 Liter (6/Cs)
739600
Grotek Final Flush Reg 1 Liter (6/Cs)

$9.79
716049 COMMERCIAL TRUNCHEON METER (EC/PPM)
716049
COMMERCIAL TRUNCHEON METER (EC/PPM)

$95.76
dl-651020 PLATINIUM Pots w/ aeroponic tops (Aerostar) - 100 series
dl-651020
PLATINIUM Pots w/ aeroponic tops (Aerostar) - 100 series

$377.94
hf-HGSP24 Precipitator360 TM Sprayer 24oz
hf-HGSP24
Precipitator360 TM Sprayer 24oz

$3.05
hf-DN42700 Supreme Hydro 700GPH Utility Pump w/ Venturi
hf-DN42700
Supreme Hydro 700GPH Utility Pump w/ Venturi

$82.00
700805 OdorSok 6" x 16" 380 CFM
700805
OdorSok 6" x 16" 380 CFM

$36.48
hf-HGSFT24 2x4 Tray Stand w/light Kit
hf-HGSFT24
2x4 Tray Stand w/light Kit

$96.24
760439 FloraFlex Piercing 1/4 in 4 GPH Short Rocket Drippers (1=6/Bag)
760439
FloraFlex Piercing 1/4 in 4 GPH Short Rocket Drippers (1=6/Bag)

$5.32
724510 NET POTS 3.75" (100/BAG, 12 BAGS/CASE, 1200/CASE) SOLD IN BAG OR CASE QUANTITIES ONLY
724510
NET POTS 3.75" (100/BAG, 12 BAGS/CASE, 1200/CASE) SOLD IN BAG OR CASE QUANTITIES ONLY

$31.92
747618 Hydro Flow / Netafim 17 mm Insert Adapter w/ Grommet for 1.5 in or Larger PVC (Bag of 25)
747618
Hydro Flow / Netafim 17 mm Insert Adapter w/ Grommet for 1.5 in or Larger PVC (Bag of 25)

$65.55
hf-CS53520 All System Cord Set - w/15' 120V Power Cord
hf-CS53520
All System Cord Set - w/15' 120V Power Cord

$16.92
H300 Floral Shear w/ Long Straight Blade
H300
Floral Shear w/ Long Straight Blade

$6.49
hf-FX14004 Big Bloom Liquid Concentrate, 2.5 gal
hf-FX14004
Big Bloom Liquid Concentrate, 2.5 gal

$85.73

EP565
ZEN TEK Box of 50 Pair of Easy-Fit ear plugs w/corded nylon neck string in plastic orange case-Priced per box

$20.83
PO181 Plastic Grow Bag. 7.5 gal
PO181
Plastic Grow Bag. 7.5 gal

$0.48
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
Harvest-Master
Harvest-Master 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
Measure Master Graduated Measuring Bucket 5 Gallon
Measure Master Graduated Measuring Bucket 5 Gallon
$6.78
$6.19
Similar Products
HydroGen CO2 Controller
hf-HSCO2M
HydroGen CO2 Controller
$259.90

CAP CO2-2e 2 Timer CO2 Controller
eco-5789A
CAP CO2-2e 2 Timer CO2 Controller
$204.00

Agrowtek CO2 Upgrade Kit for Climate Sensor
703118
Agrowtek CO2 Upgrade Kit for Climate Sensor
$272.92

HydroGEN Water-cooled CO2 Generator Optional Water Valve (Special Order)
703745
HydroGEN Water-cooled CO2 Generator Optional Water Valve (Special Order)
$47.42

CO2 Replacement Regulator for Hydrofarm CO2 System
hf-COREG
CO2 Replacement Regulator for Hydrofarm CO2 System
$54.21

Languages
English Deutsch Español
Currencies
Ads
Amazon Ad
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
Matched Content
APO/FPO addresses are no problem.
International orders are always welcome!
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2016 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order