Police probing the suspicious fire at Bo'ness United football ground are following a "positive line of inquiry".
Shocking footage yesterday showed flames engulf the area in West Lothian , with the nearby Kinneil Primary School being evacuated as a precaution.
The incident, which took place at around 1.30pm, also had a devastating impact on the Kinneil Band Hall.
Officers say that two men being identified online as those responsible has been eliminated from police inquiries.
No one was injure during the incident, but a number of local roads were closed off while fire crews tackled the blaze.
Police say they are now following a "positive line of inquiry" but are appealing for any witnesses, including motorists with dash-cam footage, to come forward.
Detective Inspector Frank Travers from Falkirk CID said: "As part of this inquiry we'd urge local residents and other members of the public who were in the area on Tuesday afternoon, and witnessed anything suspicious, to contact police immediately.
"This includes motorists who believe they may have any relevant dash-cam footage.
"I am aware there has been speculation that two individuals have been named as being responsible. I can confirm these persons have been eliminated from our inquiries.
"The assistance of the public is vital in bringing offenders to justice, if you do believe you have information relating to this fire please get in touch with us."
Anyone with information can contact police via 101, quoting incident number 1824 of June 4.
Alternatively you can contract charity Crimestoppers anonymously on 0800 555 111.
