by meting the thread 110 on the outer surface to the internal thread 265 the tightening nut 260 includes therein a connector seal 270 the connector seal 270 includes a ramp 275 with a rising edge facing the hose 255 the connector seal 270 is sized such that the smallest diameter of the ramp 275 is smaller than the first diameter 120 a and largest diameter of the ramp is larger than the third diameter 120 c when the tightening nut 260 is connected to the outer surface 105 the ramp 275 is passed into and against the first region 100 a thereby forming an airtight seal referring now to fig3 there is illustrated a block diagram of a gas fluid transport apparatus configured in accordance with a second embodiment of the present invention fig3 a illustrates a valve 205 a seal 135 an adapter 99 and a connector 210 fig3 b illustrates the gas fluid transport apparatus formed by connecting the valve 205 seal 135 adapter 99 and the connector 210 in accordance with the teachings of the present invention the substantially cylindrical region 235 depending on size is connectable to the first inner surface 125 a by meting the thread 240 on the cylindrical region 235 with the first thread 130 a the tightening nut 260 is connectable to the outer surface 105 by meting the thread 110 on the outer surface to the internal thread 265 connection of the tightening nut 260 to the outer surface 105 causes the connector seal 270 to be pressed into and against the third region 100 c additionally the falling edge of the ramp 275 is received by the inverse skirt 135 d causing the seal 135 to be pressed against the edge of the cylindrical region 235.