Rather than digging up a valley or caulking a scupper for the third time, callbacks and premature failure can be reduced by addressing ventilation concerns before installation.
As roofers are well aware, leaks don’t always come from the top. Rather than digging up a valley or caulking a scupper for the third time, callbacks and premature failure can be reduced by addressing ventilation concerns before installation. Some manufacturers are also promoting the use of ventilation products as profit centers even when roofing replacement doesn’t enter the picture; others sell products to general, roofing and insulation contractors.