hello guys,
Is it essential that the firewall consists of one material which is impermeable?
Or can the firewall be a non-woven material consists permable, which is applied on a solid substrate...
Type: Posts; User: ebano
hello guys,
Is it essential that the firewall consists of one material which is impermeable?
Or can the firewall be a non-woven material consists permable, which is applied on a solid substrate...