Found the square.

https://www.led-tech.de/en/12x-OSRAM-Os ... ue-Petunia

You have some alternatives within EU..

Blue and red (osram)
https://www.led-tech.de/en/50cm-Osram-S ... row-Stripe

i see these at 20euro a strip on deal days..

I saw some sqares also with 12 red 2 blue on the same site but now i cant find em.

Major promblems getting chep Heatsinks in europe..

Sometimes you have daytrade deals on [link]https://www.led-tech.de/de[/link]

Else http://www.fischerelektronik.de/ is allso there..

You can also just order from the US via [link]https://www.digikey.de/[/link]

Been lurking for so long i dont realy remember "who sent me". But i might have head about it on Growmau5 channel or i just googled it around that time.

happy building and growing to all

So I have been following the forum and DIY led building scene for quite a while, and now finally got registered. As I am located within EU a lot of the prices and availability of materials are not as good as in the US and i am trying to work around that. From my profession as an electrical power eng...