The 3M™ S-657 Hood offers head, face, neck and shoulder coverage as well as providing eye and face protection to EN166 - liquid splash and low energy impact (grade F) the same classification for impact resistance as safety spectacles!
Manufactured using a general purpose, fabric, the S-657 is a cost effective, practical powered air solution
The 3M™ Hood Assembly S-657 consists of a S-950 Premium Head Suspension and a S-607 Hood
These head tops are for use with the Versalfo TR-315UK complete kit or the Versaflo V-500, V-100 or V-200 supplied air regulators, all are available on this web-site
When used in conjunction with 3M™ Powered and Supplied Air Systems the S-657 offers an assigned protection factor (APF*) of: TR-300 APF = 40, V-500 APF= 40. *Assigned Protection Factor (APF) as detailed in HSE HSG53
The 3M S-657 Hood uses a double shroud design for its respiratory seal; wearers can select their seal design based on personal preference. The wearer should tuck the inner shroud into a shirt or protective coverall, which allows excess air to be channelled over the body for additional comfort.