Filter Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low View: 12 24 All Quickview 58 % Save $70.00 Emperor Adjustable Wing DE Reflector $49.95$119.95 Add to cart Quickview 49 % Save $63.00 Emperor MH 1000 Watt DE 4000°K * $64.95$127.95 Add to cart Quickview 50 % Save $160.05 House & Garden Shooting Powder 20 Sachets / Box $159.95$320.00 Add to cart Quickview 50 % Save $508.04 House & Garden Amino Treatment 5 Liters $499.96$1,008.00 Add to cart Quickview 50 % Save $127.05 House & Garden Amino Treatment 1 Liter $124.95$252.00 Add to cart Quickview 53 % Save $291.05 House & Garden Algen Extract 5 Liters $259.95$551.00 Add to cart Quickview 49 % Save $905.04 House & Garden Algen Extract 20 Liters $949.96$1,855.00 Add to cart Quickview 64 % Save $270.05 Emperor DE 1000W 120/240V – (Fixture Only) $149.95$420.00 Add to cart Quickview 28 % Save $55.00 Emperor E-Ballast 600W MH/HPS 120/240V $144.95$199.95 Add to cart Quickview 27 % Save $40.00 Hurricane Pro Metal Wall Mount Fan 16″ $106.95$146.95 Add to cart Quickview 39 % Save $27.00 Hurricane Classic Oscillating Wall Mount Fan 16″ $41.95$68.95 Add to cart Quickview 51 % Save $52.00 Premium Bags Large Double Zip 12 in X 12 in (100/Cs) $49.95$101.95 Add to cart Quickview 44 % Save $24.00 Premium Bags Large Double Zip 12 in X 12 in (50/Cs) $29.95$53.95 Add to cart Quickview 37 % Save $172.00 Bluelab Combo Meter $289.95$461.95 Add to cart Quickview 31 % Save $43.00 Bluelab Conductivity Pen $95.95$138.95 Add to cart Quickview 41 % Save $240.00 Bluelab Guardian Monitor $349.95$589.95 Add to cart Quickview 31 % Save $52.00 Bluelab pH Pen $114.95$166.95 Add to cart Quickview 31 % Save $34.00 Bluelab pH Probe With 2000 mm Cable $76.95$110.95 Add to cart Quickview 39 % Save $175.00 Bluelab Pulse Multimedia EC / MC Meter $274.95$449.95 Add to cart Quickview 37 % Save $77.00 Bluelab TDS Truncheon $132.95$209.95 Add to cart Quickview 50 % Save $528.05 House & Garden Bud-XL 20 Liters $529.95$1,058.00 Add to cart Quickview 42 % Save $55.00 Co2 Regulator 0.5 – 15 – Green Gold $74.95$129.95 Add to cart Quickview 30 % Save $719.98 Ideal-Air Pro Series Dehumidifier 180 Pint $1,679.97$2,399.95 Add to cart Quickview 21 % Save $2,159.95 Quest 506 Commercial Dehumidifier – 500 Pint $8,200.00$10,359.95 Add to cart Quickview 41 % Save $609.99 Dehumidifier 60 Pints to 120 Pints $879.96$1,489.95 Add to cart Quickview 45 % Save $163.05 House & Garden Drip Clean 5 Liters $196.95$360.00 Add to cart Quickview 40 % Save $92.95 Emperor 315W CMH Ballast 120 / 240V $137.00$229.95 Add to cart Quickview 49 % Save $240.00 Emperor CMH Fixture 630W 120V / 240V $249.95$489.95 Add to cart Quickview 39 % Save $120.00 Emperor HPS 1000W Ballast 347V CUL Listed $189.95$309.95 Add to cart Quickview 44 % Save $75.00 Hurricane Metal Floor Fan 20″ $94.95$169.95 Add to cart Quickview 48 % Save $290.00 HALO Pro DE 240V/277V/347V Fixture ONLY $309.95$599.95 Add to cart Quickview 47 % Save $131.05 House & Garden Cocos A&B 20 Liters $149.95$281.00 Add to cart Quickview 48 % Save $135.05 House & Garden Soil A&B 20 Liters $145.95$281.00 Add to cart Quickview 47 % Save $47.00 Mega Wing Reflector 36″ $52.95$99.95 Add to cart Quickview 44 % Save $314.00 Mountain Air Carbon Filter 14″ X 56″ 2800 CFM $395.95$709.95 Add to cart Quickview 49 % Save $29.05 House & Garden Multi Zen 1 Liter $29.95$59.00 Add to cart Quickview 50 % Save $366.05 House & Garden Multi Zen 20 Liters $369.95$736.00 Add to cart Quickview 50 % Save $108.05 House & Garden Multi Zen 5 Liters $109.95$218.00 Add to cart Quickview 54 % Save $260.00 Premium Bags Large Double Zip 12 in X 12 in (500/Cs) $219.95$479.95 Add to cart Quickview 59 % Save $64.00 SO Hurricane Supreme Oscillating Wall Mount Fan 18″ $44.95$108.95 Add to cart Quickview 50 % Save $498.04 House & Garden Top Shooter 5 Liters $499.96$998.00 Add to cart