Threshold

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Threshold

References in periodicals archive ?
The elevators include full operating capability on both primary and emergency power, water resistant equipment, means for visual inspection of the elevator shaft and raised elevator door thresholds on each floor opening to minimise the flow of sprinkler water into the shafts.
The design includes staggered studded 2x4 walls for sound proofing, 1-inch cement sound barrier floors, granite window ledges, door thresholds, tub surrounds, countertops and accent ledge.
These efforts will help LIHEAP customers conserve energy by increasing insulation in exterior walls and attics, repairing door thresholds, inspecting furnaces or installing ENERGY STAR(R)-rated products.
The idea behind the display was to bring the floor to the wall, including elements such as stairways and door thresholds, providing design ideas to consumers.
It is also intelligent enough to clean a multi-room house, negotiate door thresholds and other low-height obstacles.