Mistake 3 improperly spacing mounting or hanger system.
Diy gutter hangars.
Tie a knot at one end of the 10 foot rope.
With all the necessary fittings attached to this length of gutter install a hanger bracket every 2 to 3 ft.
Tip the hooked end of the bracket under the front flange and press the remaining end over the back fo the gutter.
Home centers sell a gutter apron in 10 ft.
The hangers are designed to slip over the back edge of the gutter.
You might try to slope your gutters correctly but improperly positioned gutter hangers can foil those plans and cause your gutters to sag in the middle.
All gutters are attached to your house by mounting system or different types of hangers inside outside or strap and the hangers need to be carefully spaced close together 3 feet or less to give the gutter proper support.
With help lift the gutter in place and secure the corner first screwing the bracket into the roof s fascia.
But since we ve covered this edge with flashing just hold them level and drive the screws through the flashing and gutter back into the fascia.
Once the apron s in place fasten it with sheet metal screws.
You may have to temporarily remove your hangers as you go or you can notch out the apron around them.
Without the correct support the rain gutters will sag.
The gutter apron will prevent you from slipping the hangers over the back edge of the gutter as intended.
A gutter apron is a bent piece of flashing that tucks up under the shingles and over the gutter.