Hi guys,
I've ordered some brown aquarium safe silicone sealant for making a new earthy looking background; but just wondering if it is safe or not to use standard grey floor tile grout to cover polystyrene for making a fake rock wall?
Thanks for any advice.
I've ordered some brown aquarium safe silicone sealant for making a new earthy looking background; but just wondering if it is safe or not to use standard grey floor tile grout to cover polystyrene for making a fake rock wall?
Thanks for any advice.