yellowwatchmen
Well-known member
I just got magnesium test kit (sailfert) and it was 1500ppm. If I read it correctly.
My friend has a single 250watt over his 40 and if it is not directly underneith the light it is in shadow. But wouldn't 2x150watt be more then a single 250watt?
Enter your email address to join:
Register today and take advantage of membership benefits.
Enter your email address to join: