datalogger

Consider monitoring humidity and temperature – to see effects of improvements, such as using a: £5 with a hygrometer probe (also good for monitoring sub-floor humidity) https://www.ebay.co.uk/itm/Digital-LCD-Thermometer-Hygrometer-with-Probe-Temperature-Humidity-Gauge/293471334394?hash=item4454412ffa:g:CEIAAOSwP45ePmcZ £10 simple with 24 min/max.s; https://www.amazon.co.uk/ThermoPro-TP50-Digital-Thermometer-Temperature/dp/B01H1R0K68/ref=sr_1_1?dchild=1&keywords=AcuRite+77004EM+Pro+Accuracy+Indoor&qid=1596904311&s=outdoors&sr=1-1 £30 datalogger with probe https://www.amazon.co.uk/gp/product/B071D395HN/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 £10 datalogger https://www.amazon.co.uk/gp/product/B08238DFWL/ref=ppx_yo_dt_b_asin_title_o01_s00?ie=UTF8&psc=1 £30 datalogger with probe https://www.amazon.co.uk/gp/product/B071D395HN/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 £43 WIFI datalogger for landlords by Govee https://www.amazon.co.uk/Thermometer-Hygrometer-Wireless-Temperature-Humidity/dp/B07K2WPFBX/ref=sxts_sxwds-bia-wc-p13n1_0?cv_ct_cx=govee+hygrometer&dchild=1&keywords=govee+hygrometer&pd_rd_i=B07K2WPFBX&pd_rd_r=38696f3f-c202-421b-925b-1220c287517e&pd_rd_w=M7v6z&pd_rd_wg=m31Sr&pf_rd_p=9b1a9511-9af9-4d06-8643-d54ebec511ef&pf_rd_r=SK9E699857GDCRW6HJ6G&psc=1&qid=1596905759&sr=1-1-fdbae751-0fa5-4c0f-900b-865654896618