Abstract: A protective covering for an opening in a structure is presented that allows a single user to install and secure the covering. The protective covering may be easily and quickly installed without many tools or additional parts. The protective covering may also be installed from the inside or the outside, providing a more secure covering that may also be used while the owners of the structure are away for extended periods of time to prevent unauthorized entry.

Abstract: A system and method are disclosed for locking a trigger in a device that uses a trigger to operate. The trigger lock includes a locking shaft and extensions that extend into the device. The trigger lock includes a visible locking indicator. The locking shaft may either rotate or include a locking pin mounted in the locking shaft. A detent is also provided to prevent the locking shaft from inadvertently rotation.