1 Best g maxx eef in Canada

Advertising Disclosure

Last Updated - 2025/07/01

Best Choice

01
GRUOTVSZAK

GRUOTVSZAK HPS 600 Watt Grow Light Bulb E39 1150μmol Ultra PPF 20% to 40% PAR Increases Concentrate on RED Spectrum 90000 Lumens High Pressure Sodium 2-Pack
Main highlights

【Compatibility】️: Compatible with electronic and magnetic ballast, E39 base.
【Long Life】: Over 28,000 hours total life time, premium 90% output maintenance for 6000 hours efficient grow, quality guaranteed.
【Warm Up Time】️: Allow 5 mins for full bright; Wait at least 7 mins before striking again after use.
【HIGH YIELD】: 1150μmol/s industry high, give 10% more PPF to the grow. Yield greater. 90000 lumens superior brightness performance.
【BIGGER BUDS】: At least 20%, up to 40% more PAR focus on RED to improve light utilization for photosynthesis designated for blooming bigger buds on flowering stage.
Show more
9.9

Exceptional

Show more
Curious about how we select the top products for you? Explore How It Works

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.