NTLabs blanketweed control 250ml Hard Coral They are a complete pet

They are a complete pet food for fish

Purgen® is designed for both marine and fresh water use

Output in terms of PAR

a black sponge

excessive lighting or too much fertilization

NTLabs blanketweed control 250ml Hard Coral They are a complete petWhen to use? To prevent the growth of unsightly green algae and blanket weed. Aquaclear uses a long lasting blue dye which restricts the light from the sun penetrating through the water column therefore cutting off the light source which causes algae and blanket weed to grow. Aquaclear is harmless to all other forms of life in the pond. How to use? Shake bottle well. For best results use in spring before the algae becomes too established or use