A glass window in the liquid line of a refrigerant system that allows one to see if there are vapor bubbles in the liquid refrigerant line. Sight glasses are also used in swimming pool back flush lines and other types of lines or pipes to determine the visible...
A term that is used to define a rubbery caulking and sealing materials. The material is also used for cement to hold windows in place and for a multitude of other needs.
The lower plate of a wall that is used to support and hold the components of a wall in place. The seal plate of a wall in a building is usually fastened in place with bolts or Ramset fasteners.
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