This allows me to print stiff materials that require high chamber temperature from an external spool with the top cover almost closed. I used some support tree leftovers to keep the top cover lid gap of 1 cm.
partial Remix from Creality K2 Plus Top Mounted Spool Holder for TPU m_cs_test_from DIYAnanas https://m.crealitycloud.com/en/model-details/68b5fde0e029ea6d3002a247