A tapered nozzle cap 5 is coupled to the front side of the housing 2′ to guide {HEAD ~ currents} of {TAIL ~ air} passing through the open spaces S within the protective ring 4 around the inner barrel 1 to the outside of the hot air blowing gun around the front nozzle tip 
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A tapered nozzle cap 5 is coupled to the front side of the housing 2′ to guide { HEAD ~ currents } of { TAIL ~ air } passing through the open spaces S within the protective ring 4 around the inner barrel 1 to the outside of the hot air blowing gun around the front nozzle tip
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