Facebook group for making masks and shields https://www.facebook.com/groups/1496287100533288/?ref=share
From a friend with Health Canada "Unity Health #Toronto is accepting donations in the form of PPE & other supplies. Please email PPE.firstname.lastname@example.org if u or someone you know is looking2 donate. There is a team who is reviewing requests & determining what can be accepted.“
CORRECTION. The original email address is likely misspelled. From a friend with Health Canada "Unity Health #Toronto accepting PPE donations& other supplies. Please email PPE.email@example.com 2 donate. Team is reviewing requests & determining what can be accepted.“ 
A great article suggesting most hospitals have a material (currently being thrown out) with proven safety/filter performance . Here’s the details:
Masks for non-healthcare workers; Hospitals now encouraging homemade masks for people who must be within 2m of one another: https://www.mghf.ca/mgh1000masks
Testing the efficacy of homemade masks https://www.researchgate.net/publication/258525804_Testing_the_Efficacy_of_Homemade_Masks_Would_They_Protect_in_an_Influenza_Pandemic
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