Questions & Answers

There are many differences between halides. In general all 150w halides will be of the same technical specification across the industry in terms of size, fittings and lifespan. This goes for the 250w double ended and single ended bulbs.
If referring to the colour temperature of Halides(Kelvin Rating) these can differ from one manufacturer to the

There can be a difference in bulb quality across the industry. It depends on the quality of glass, end cap quality, adhesive and any other material used during the manufacture; however iQuatics use high quality raw materials for all of their bulbs to ensure they are long lasting and provide your aquarium with the correct

The industry is built up a lot on peoples personal opinions. This can depend on the positioning of your corals if you have a marine tank. The easiest way is to place the bulbs in any order you wish and over time alter the bulb positioning to give you maximum growth and an aesthetically pleasing

A lighting ballast is a complex piece of equipment required to control the starting and operating voltages of electrical gas discharge lights. Examples of gas discharge light sources include fluorescent and neon lights and high-intensity discharge (HID) lamps.
There are many different types of ballasts available in today's market so it is recommended that you speak

In general the simple answer is NO.
A 150w halide would require a 150w ballast, and would not work on a 250w ballast.
Now with fluorescents this can get a little more complicated. You can overrun certain tubes on a larger ballast to get more output from a tube but this will reduce the life of the

This is a topic which is full of mixed opinions as different tanks have different outcomes from each type of lighting. Ideally keep to methods which are proven to work in the industry. T5, T8, Metal Halides and LED's. As technology changes, so do the types of light available on the market but there are

There are many factors which can help you decide but in general the lower kelvin halides (6500k, 10000k, 14000k) would look better with supplemented lighting running alongside. Using an actinic (on a marine tank) would help balance out the yellow hue given from the halides to give you more of a natural looking appearance across

This is down to personal opinion. The effect this will have on your corals will be minimum or not even noticeable. You could go into more detail and when the hours of sunlight are shorter, decrease the number of hours you have your lighting on for but as we all know, the more lighting in

This can be due to several factors.  Firstly if you are new to the hobby, one of the mistakes that we have all made is overfeeding your livestock.  When the food breaks up in your tank, depending on the food, it can make your tank look murky and cloudy. Try to keep you food to

The easiest way to lower the salt levels in your aquarium if your hydrometer is reading higher than expected is to perform a partial water change. Depending on how much higher than it should be depends on how much water you need to replace.  If you remove 10% of the aquarium water and add RO