said pads have their peripheral edge areas inclined upwardly and outwardly, whereby {TAIL ~ the liquid impervious bonding agent} between the pads acts as a dam to prevent condensate in {HEAD ~ the first pad} from overflowing into the second pad 
said pads have their peripheral edge areas inclined upwardly and outwardly , whereby { TAIL ~ the liquid impervious bonding agent } between the pads acts as a dam to prevent condensate in { HEAD ~ the first pad } from overflowing into the second pad
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH