Page 228 - Florida Pest Control Examinations
P. 228

PRE-TREATING






















                                                                  PHOTO COURTESY OF UNIVAR

                                           Soil not graded out level—not ready for pretreating.
                                           Important to put more chemicals in areas of plumbing
                                           intrusions.



















                                                                  PHOTO COURTESY OF UNIVAR

                                            Backfilled but not re-graded.  Form board should have
                                            been removed, will need contact area retreated after
                                            floating slab is poured.




















                                                                     PHOTO COURTESY OF BASF

                                           Can’t pretreat because vapor barrier is already down,
                                           or soil should be added above to properly pretreat this
                                           monolithic pour slab.


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