View Single Post
Old 14th August 2020, 16:19   #323
Borg Warner
I really should get out more.......
 
None

Join Date: Feb 2010
Location: Suffolk
Posts: 2,579
Thanks: 494
Thanked 657 Times in 402 Posts
Default

One could always follow the independent Sage advice on masks:

https://www.independentsage.org/wp-c...INGS-FINAL.pdf
Borg Warner is offline