Aside from the weakening of the product created by the manufacturer there are many other issues that now stem from having a t lock roof.
How long do t lock roofs last.
Problems with t lock shingles.
At the lower end are shingles costing 70 per square in roofing terms.
It used to set the standard in roofing and was a popular roofing material from the 1930s to the.
Not surprisingly cheaper roofing materials won t last as long as more expensive types and the price range is quite broad.
25 year roofs lasting 9 12 years on average.
Typically a 30 year roof will last on average 12 15 years in more extreme climates such as we have here in texas.
But how can this be you say.
It had the best roofing technology at that time with capacity to resist strong winds.
A ribbed metal panel roofing system featuring concealed fasteners will offer a longer lifespan ranging from 30 to 50 years depending on the environment.
For example repairing t lock shingles isn t much of an option as replacement shingles simply aren t available anymore.
Roofs slate copper and tile roofs can last more than 50 years.
They were the best in the market when they first came out decades ago.