Our washi can be treated with US approved Class A Fire Retardant clear coat. This zero flame spread certified varnish can be applied upon your request.
It protects against moisture, chemicals, UV rays and physical abuse, while maintaining the Class A fire protection. This treatment is designed to maintain the natural paper product’s appearance.
(click pictures to enlarge)
 color difference through the light |
 color change with the refraction |
(Zero Flame Spread: Flame Spread Certificate ) |
|
 |
 |
YouTube link |
(click pictures below to enlarge)
 1. left: Treated, Right: non-Treated |
 2. trying to burn Treated paper |
 3. Treated was scorched but not burned with a flame |
 4. non-Treated burned right away with a flame |
 5. Trying to light Treated again but it won’t burn |
 6. non-Treated almost burned out |
 |
 |
 example 1 |
 example 2 |
Manufactures spec
Flame Spread Certificate
facebook
Twitter