Sylvania Grolux 600W HPS Lamp 90,000 Lumens Media 12 months continuous use)

12 months continuous use)

no separate ballast required

Stronger formulation than established market alternatives

Check your fan's m³/h rating

and a low salt index that's kinder to roots than a lot of mineral-heavy bloom nutrients

Sylvania Grolux 600W HPS Lamp 90,000 Lumens Media 12 months continuous use)Sylvania Grolux 600W HPS Lamp 90,000 Lumens Dual Spectrum Horticultural Lighting at Smart Value Best for: Growers wanting a proven, reliable 600W HPS lamp that handles both vegetative and flowering stages without the premium price tag Our thoughts The Grolux 600W is the lamp we've seen shift more stock than anything else in this category. It's been the market leader for good reason proper dual spectrum output, industry leading lumen maintenance, and a