Method Seven 7 Resistance HPS Glasses Environmental Controllers Our humidity cards are an

Our humidity cards are an essential tool for growers

ideal for both horizontal and vertical growth

pointing 72% at dry rooms where air pulls moisture out faster

Its fast-acting composition pairs seamlessly with any base nutrient program

40W Dense Matrix LED Technology: Multiple chips in a single array deliver shimmer equivalent to a 175W metal halide

Method Seven 7 Resistance HPS Glasses Environmental Controllers Our humidity cards are anUse coupon code: METHOD7 to get 10% off your order! For a limited time only. Method Seven glass lenses were developed so people who work under High Pressure Sodium Lighting (HPS) can protect their eyes and see natural colors. HPS lights are the most efficient and powerful light sources on the market for growing indoor plants. However, because these lights make everything look yellow, it is nearly impossible to evaluate the well being of plants when