Designed for outswinging wood or metal screen or storm doors 1 to 1-1/4 thick. Complete with night lock. Contemporary design with tie-down screw at bottom of handle. 1-3/4 hole centers. Material: Zinc, Color: Black, Door Thickness: 7/8 to 1-1/4.
Therefore the presence of nitrites in urine is generally an indication of the presence of a urinary tract infection. A urinary tract infection may occur when the bacteria enter the urinary system through the bloodstream or via skin contact of the urethra with bacteria during urination.he results of a urinalysis identify and verify a number of different parameters, and nitrites in urine is one of them. Nitrites in urine is a condition that is different from nitrates in urine. The content of nitrates in urine is quite low.
Poppers are usually found in the form of a liquid chemical sold in a small bottle. They are a group of chemicals called alkyl nitrites. Specific alkyl nitrites include butyl nitrite, isopropyl nitrite, isobutyl nitrite and amyl nitrite.They dilate the blood vessels and allow more blood to get to the heart.oppers are usually found in the form of a liquid chemical sold in a small bottle. They are a group of chemicals called alkyl nitrites. Specific alkyl nitrites include butyl nitrite, isopropyl nitrite, isobutyl nitrite and amyl nitrite. They dilate the blood vessels and allow more blood to get to the heart.