Part 1 û General 1.01 Product Identification
A.All exterior fire retardant lumber
shall be
pressure
impregnated with third party approved Exterior Fire Retardant Chemicals
áááá -
Have a flame spread rating of 25 or less in
ááááááá accordance with ASTM
E-84
áááá -
When test conditions are extended to 30
ááááááá minutes the flame spread
did not progress
ááááááá more than 10╜ feet
B. Each piece shall be manufactured under
ááááá third party inspection
áááá -
Each piece shall bear the appropriate
ááááááá inspection agencyÆs
label
áááá - Indicating
ASTM E-84 flame spread test
áááá -
Each piece will be labeled indicating KDAT
ááááááá Identifying treating
company and location