Soft Spot On Roof But Plywood Looks Good

Over the period of manufacturer s designated roof lifetime of 25 to 30 years that plywood is exposed to heat in the summers heavy rains and the winter weather and cold dampness it brings.

Soft spot on roof but plywood looks good.

If you can tell there s a soft spot on your roof this most likely means that the substrate below the roofing material is damaged and deteriorating. If there is inadequate ventilation the probability of moisture buildup and then mold mildew growth is much higher. Most roofs have plywood sheeting underneath the roofing tiles or shingles. I put an epdm roof on a little homemade tt with a plywood roof.

The reason for these soft spots is that the layer underneath is probably very soaked due to gaps in the shingles cause over time and weather changes and the water is seeping through the sheeting. And that extreme heat can damage both your shingles and the wood decking below them and causing your roof to feel soft when walking on it. The roof on the passenger side between the front ac unit and the middle ac unit was holding water and felt soft. Most roofs have plywood sheeting underneath the roofing tiles or shingles.

Inadequate attic ventilation can also cause your shingle roof to feel spongy or bouncy. This is especially true in wisconsin where we see extreme weather in the summer and winter will eventually wear down shingles over time leaving small vulnerable spaces in your roofing. The other thing we were able to do is reinforce the cavities around the ac opening. Soft spot on roof coach 2019 ventana yesterday i was on the roof giving it a good cleaning.

It came out smooth as a baby butt with not one spot or loose area. This can be a result of the plywood sheeting becoming wet from rain above or from moisture not being able to escape from below and leading to mold mildew growth on the wood. Wood should never be soft. That dip in the roof with a soft spot indicates that you should have your roof repaired asap.

What causes soft spots on roofs. I prepped it well and applied contact cement in sections about 2 feet log. Over the course of a 25 30 year lifetime even the highest quality roof will begin to show cracks. How attic ventilation keeps your roof cool and healthy.