Caradco C-100 / C100 Round Window balance used in old style Double Hung wood windows

Ordering Information:
1. Measure the length of the plastic tube; do not include any of the plastic bracket end pieces
13-1/2", 15-1/2", 17-1/2", 19-1/2", 21-1/2", 23-1/2", 27-1/2", 30-1/2", 33-1/2", 35-1/2"
2. Determine color of dye on the spring end
Brown, Yellow, Green, Red, None
3. Select corresponding part number from the charge below (Image #2)
4. If spring and white tube are missing, measure glass size and use chart in Image #3

General Information:
1. The tub length are available in only those sizes in the chart below
2. Tube color is always white
3. Spring strength from lightest to strongest is Brown, Yellow, Green, Red, None
4. Purple and black springs can be special ordered