In the shape and size of gutters plastic is stronger than the metal alternatives.
Reasons not to plastic gutter.
The weight of snow ice or other loads will have less of an effect on pvc gutters.
The foam allows water to pass through it into the gutter while blocking leaves flowers twigs and other debris from entering the gutter system.
You simply insert the pre cut pieces inside the gutters.
Most plastic is also susceptible to the cold so if you live in a climate that gets extremely frigid winters or you opt for lighter grades of vinyl you could find your gutters cracking in the middle of winter just due to the cold.
Upvc is though highly resistant to water and will not freeze or corrode over time.
While not a permanent fix you can generally get another season or two out of the gutters as long as the damage isn t extensive by applying a silicone or rubber gutter caulk or sealant.
1 debris clogging up the gutter and or downspout flow leaves shingle granules sticks from broken tree limbs even plastic bags all of them frequently find their way into your gutters.
Plus ladders will not dent the material and any blemishes on the surface will not be visible.
Foam is easier to install.