Bradford White DH-75T-60FB-3X - Manual (Page 4)

4
WARNING
Do not attempt to use flexible vent hose at distance greater than 100
inches (254 cm).
FIGURE 2
1. Measure the vertical height “Y” required in your installation. (See Figure
2).
2. Measure the horizontal length “X” required in your installation (See
Figure 2).
3. Add the X & Y dimensions together. If the sum is less than 100 inches
(254 cm) and equal to or greater than 44 inches (111.7 cm) the flexible
vent can be used with out cutting the flexible vent by stretching or
compressing the flexible vent. If the length is less than 44 inches (111.7
cm) the interior 4 inch (10.2 cm) vent can be trimmed to length. If the
length is greater than 100 inches (254 cm) this flexible vent kit will not
work with the water heater location. Either adjust the location of the
water heater or contact your supplier for options.