PREVENTIVE MEASURE FROM GAS DISASTERS <br />This is a portable Gas Leakage detector which works like a smoke detector. <br />If this device is installed in your house wherever Gas is being used it will alarm you as soon as there is any kind of leakage so you can take action before any accident takes place. <br />Rs.3500 with free delivery across Pakistan <br />To order call now 0335-8777990 <br />www.facebook.com/homacc