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Hydrobuilder Learning Center

Expert growing advice and tips!

Complete Grow Tent Packages

Complete Grow Tent Packages

Start growing indoors today!

Complete Nutrient Packages

Complete Nutrient Packages

Save now on complete plant nutrition!

Hydrobuilder Warehouse Deals

Hydrobuilder Warehouse Deals

Sale items at rock-bottom prices!

Grow Light Bulbs


Bulb Blowout!
Save Now On Delux
HID Bulbs
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Hydrobuilder carries hundreds of grow light bulbs for your indoor growing needs. From 175w all the way up to 1500w, we have the bulbs for any size grow. We supply bulbs from more than 20 manufacturers so we are sure to have one that fits your needs. Not sure what bulbs you need? Just give us a call and we’ll be happy to light the way! We also offer conversion bulbs to allow you more flexibility and efficiency with your grow.