{HEAD ~ The distribution subsystem} includes a trunk tube connected to the pump to receive pressurized exterminating liquid drawn from the reservoir and {TAIL ~ one or more branch tubes} extending throughout the building at a position near the floor, each branch tube having a plurality of outwardly directed small apertures piercing its wall at intervals along its length to effect nozzles through which pressurized exterminating liquid is dispensed into the inter wall space and onto the area at which the wall and floor meet 
{ HEAD ~ The distribution subsystem } includes a trunk tube connected to the pump to receive pressurized exterminating liquid drawn from the reservoir and { TAIL ~ one or more branch tubes } extending throughout the building at a position near the floor , each branch tube having a plurality of outwardly directed small apertures piercing its wall at intervals along its length to effect nozzles through which pressurized exterminating liquid is dispensed into the inter wall space and onto the area at which the wall and floor meet
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