I don't know about Blauberg, but the Can Fans were tested and were about 10% worse than the basic Systemair RVK in the tree basic measurables (airflow, noise, wattage draw). If you look at the HydroMag Fan reviews, they should be easy enough to find on youtube and each links to the full magazine...
For starters, FORGET ALL THE MANUFACTURERS SPECS. Independent testing showed most manufacturer's claims don't even begin to match reality.
There are two brands of inline fan worth anything. Forget the rest.
They are the Systemair RVK L range and the Phresh Hyper Fan range.
Phresh are...
But a couple of cable ties around each vertical pole before you put the skin on. Nice and loose.
That way you have some cable-ties on the poles if you want to use them later on, e.g rope some paracord through 4 of them to create a free scrog frame, or have something to attach a fan to.
There are mods you can do Mars lights that really help. You can search around for examples but the two main ones are (1) to cut away the casing grilles (top of fan, side of case) and it dramatically improves airflow and (2) replace the fans, get a PC fan that really gets the air moving...
A growing forum I'm subbed have a lot of people with Mars lights and they replace the fans in them. All you really need is a screwdriver, some courage, and some 120 mm PC case fans. They used the Zalman-Plus F3 SF (Shark Fin) which is cheap and sturdy but any good 120mm PC case fan should do...
I medicate a partner with MS. I agree with Indica or an Indica-heavy hybrid.
CBD strains can help with some forms of neuropathic pain, but THC can also be of great help with pain especially chronic pain.
As each patient is varies so dramatically it's worth trying different, but that BLUE...