Peterborough Hydroponic Centre, Hydroponic Growing Tips: Part 2 of 3

Peterborough Hydroponic Centre Top feed and constant drip hydroponic growing tips.
growing on a 4’x 8′ drip system with 2 (400 watt Digital Hydrostar ballast). One running a (400 watt Hortilux lamp) and the other a (400 watt Sunmaster cool deluxe U37 5.5)
The Hortilux lamp is in an (8′ Cooltube reflector) with an (8″ Elicient 200-B inline fan)

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