It is easily available in Google search, apart from that this topic was discussed earlier too in Cite HR please refer the below link
https://www.citehr.com/307701-how-ca...nload-pg2.html
From India, Ahmadabad
734https://www.citehr.com/307701-how-ca...nload-pg2.html
From India, Ahmadabad
Community Support and Knowledge-base on business, career and organisational prospects and issues - Register and Log In to CiteHR and post your query, download formats and be part of a fostered community of professionals.
CFT Calculation - Air and Part Load.xls
Fire load calculation.doc