START GROWING WITH THESE ALL-IN-ONE KITS

SHOP NOW

The best controllers that are compatible with all mainstream lighting systems.

SHOP TROLMASTER COLLECTION
SHOP SALE & CLEARANCE

Take 15% off you next Trolmaster order!

Use promo code "TROL15" during checkout.

Email us for Bulk Discount Quotes

If you have a bulk order, send it to us and we can work out a special pricing.

Shop Now
Shop Now
Shop Now

Our collections

View all
Complete Systems
Complete Systems
Harvesting & Trimming
Harvesting & Trimming
Fans & Ducting
Fans & Ducting
Water & Irrigation Systems
Water & Irrigation Systems
Tools & Accessories
Tools & Accessories
Reflectors
Reflectors

Nutrients & Additives

View all
General Hydroponics pH Down 1 Gallon (Acid) - Hydro4Less
General Hydroponics General Hydroponics pH Down 1 Gallon (Acid)
$ 18.99
General Hydroponics pH Up 1 Gallon (Base) - Hydro4Less
General Hydroponics General Hydroponics pH Up 1 Gallon (Base)
$ 18.99
Aptus Breakout Powder PK Booster (0-35-23) Final Boost Bloom Oils - Pack of 5 - Hydro4Less
Hydro4Less Aptus Breakout Powder PK Booster (0-35-23) Final Boost Bloom Oils - Pack of 5
$ 37.99
Botanicare Rhizo Blast 1 Gal - Hydro4Less
Botanicare Botanicare Rhizo Blast 1 Gal
$ 144.95
Save $ 55.01
New Millenium Ruby Ful*%$# - Flower Booster Base Fertilizer - Hydro4Less
New Millenium New Millenium Ruby Ful*%$# - Flower Booster Base Fertilizer
From $ 19.99 $ 75
Botanicare Hydroguard 1 Gallon - Hydro4Less
Botanicare Botanicare Hydroguard 1 Gallon
$ 58.95
Botanicare Liquid Karma 1 Gallon - Hydro4Less
Botanicare Botanicare Liquid Karma 1 Gallon
$ 43
Save $ 12
Botanicare Cal-Mag™ Plus 2 - 0 - 0 - Hydro4Less
Botanicare Botanicare Cal-Mag™ Plus 2 - 0 - 0
$ 29.99 $ 41.99
Botanicare Pure Blend Pro Grow 1 Gallon - Hydro4LessBotanicare Pure Blend Pro Grow 1 Gallon - Hydro4Less
Botanicare Botanicare Pure Blend Pro Grow 1 Gallon
$ 40
Uber Re-Cover 1 Gal - Hydro4Less
Uber Nutrients Uber Re-Cover 1 Gal
$ 249.99
General Hydroponics FloraBloom - Hydro4LessGeneral Hydroponics FloraBloom - Hydro4Less
General Hydroponics General Hydroponics FloraBloom
From $ 24.99
Great White 8oz. - Hydro4Less
Great White Great White 8oz.
$ 50

New Reflectors

Explore our new range of affordable, high performing reflectors.

Browse Reflectors
Save $ 14.01
G-Lux Double Ended Reflector - Hydro4LessG-Lux Double Ended Reflector - Hydro4Less
CITIGARDENS G-Lux Double Ended Reflector
$ 45.99 $ 60
3X ProLamp - Hydro4Less3X ProLamp - Hydro4Less
CITIGARDENS 3X ProLamp
$ 130
Save $ 14.01
E-Lux Double Ended Reflector (Open Wing Style Reflector) - Hydro4LessE-Lux Double Ended Reflector (Open Wing Style Reflector) - Hydro4Less
CITIGARDENS E-Lux Double Ended Reflector (Open Wing Style Reflector)
$ 45.99 $ 60
Save $ 15.01
E-Lux Plus Double Ended Reflector (Open Wing Style Reflector) - Hydro4LessE-Lux Plus Double Ended Reflector (Open Wing Style Reflector) - Hydro4Less
CITIGARDENS E-Lux Plus Double Ended Reflector (Open Wing Style Reflector)
$ 54.99 $ 70
Hydrofarm Radiant Reflector - *PALLET* - Air Coolable Grow Light Hydroponics Indoor
Hydrofarm Hydrofarm Radiant Reflector - *PALLET* - Air Coolable Grow Light Hydroponics Indoor
$ 1,400
Save $ 15.01
G-Lux Plus Double Ended Reflector - Hydro4Less
CITIGARDENS G-Lux Plus Double Ended Reflector
$ 54.99 $ 70
Mini Double Ended Reflector - Hydro4Less
CITIGARDENS Mini Double Ended Reflector
$ 79.95
Xtrasun Lumii 8" Air Cooled Reflector
Xtrasun Xtrasun Lumii 8" Air Cooled Reflector
$ 89.99
Save $ 15.01
Double-Ended Reflector Hydroponic Grow Room Light Indoor Compact Horticulture - TheHydroPlug
Generic Heavy Duty Double-Ended Reflector
$ 54.99 $ 70
Save $ 84.96
Radiant Reflector Single Ended - Air Coolable - Hydro4Less
Hydrofarm Radiant Reflector Single Ended - Air Coolable
$ 59.99 $ 144.95

SIGN UP FOR EXCLUSIVE OFFERS AND DEALS

Sign up for our newsletter to receive get 10% off your next order!