Systemair RVK Fan Flowering Boosters Ducting vents: 4 x 340mm

Ducting vents: 4 x 340mm and 8 x 275mm

Organic-derived chemistry that suits growers wanting to avoid conventional synthetic fungicides

Formulated from a blend of fossilised organics

Low power consumption suited to 24/7 use

Mixing: add to your reservoir or watering can alongside Remo Micro

Systemair RVK Fan Flowering Boosters Ducting vents: 4 x 340mmGerman engineered inline extraction that just keeps running The Systemair RVK fan is the best selling inline ducting fan for hydroponic grow rooms and tents, valued for being powerful, reliable and genuinely maintenance free. Built in Germany to a high engineering standard, it drives either intake or exhaust ventilation so your space stays in the temperature and humidity range your plants actually need. Without proper air movement a sealed grow space