Also ensure that the room is well ventilated to reduce risks and offer the best conditions for your indoor plants.
Best 400 watt mh grow bulb.
0 out of 5 stars based on 0 reviews current price 58 50 58.
You will get a 400w hps bulbs and a 400w mh bulb.
But the 600 is actually a full spectrum hps as far as the ballast as there are no 600 mh specific ballasts.
50 list list price 78 98 78.
They retain 90 of their output even after 5000 hours.
Protopia metal halide grow light bulb mh400wt46 mh 400 watt growing lights for indoor plants 6000k 36000lumens great for commercial applications 1 year warranty 4 0 out of 5 stars 120 15 98 15.
Product title dabmar lighting dl lu400 da 20k 400 watt hps mogul b.
Vivosun hydroponic 400 watt vegetative metal halide mh grow light bulb lamp enhanced blue and violet spectrums 36 000 lumens.
The two bulbs are functioning properly but the timer is a little bit confusing.
The entire system comes well packaged and in working order.
Secondly you get 2 different types of bulbs with this best metal halide grow light.
Vivosun 2 pack 400 watt vegetative metal halide mh grow light bulb lamp enhanced blue and violet spectrums cct 4200k 36 000 lumens 4 5 out of 5 stars 44 22 99.
You will get a 400w hps bulbs and a 400w mh bulb.
Only thing i don t like is the 6 months before too much lumen depreciation at 18 6.
Vivosun 400 watt vegetative metal halide mh grow light bulb lamp enhanced blue and violet spectrums cct 4200k 36 000 lumens 4 4 out of 5 stars 234 12 99 12.
This 400 watt bulb is ideal for small to medium grow areas.
Both brands give you an output of 140 000 lumens from their 1000 watt bulbs 90 000 from their 600 watt bulbs and 55 000 from their 400 watt bulbs.
Apart from that there s no real difference.
The lumen capacities of mh and hps bulbs are 38 800 and 55 000 lumens respectively.
They also have the same 2100k red orange spectrum and a long expected lifespan of 24 000 hours.
Usa federal standard 21 cfr 1040 30 canada standard s or.
Hortilux says it the best vegetative bulb they make.
And has a much better spectrum if you look at the charts.
And the 400 w blue is a true mh bulb.