The underlayment on a rooftop provides that region with waterproofing materials. Those same materials go underneath the tiles or shingles.
The 2 types of underlayment
Noteworthy characteristics of each type of underlayment
Synthetic created from woven or spun polyethylene or polypropylene. Some synthetic materials have a layered design. This type last longer than felt. It undergoes less degradation over time. Furthermore, it requires less maintenance.
Felt contains cellulose, polyester, bitumen and asphalt. It comes in 2 thicknesses
—30 pound: Resistant to damage; holds up better following exposure to the elements
Roofers In San Mateo that work with felt enjoy a larger amount of flexibility. In addition, any necessary replacement could be accomplished without the need to deal with challenging problems.
Roofers do need to spend more time on the installation project, if the homeowner has opted for utilization of felt underlayment. In addition, the homeowner must pay more for the materials that get placed under the tiles or shingles.
Homeowner’s suggested considerations, when deciding on one of the 2 types of underlying materials.
Is there a budget for the roofing installation project? If so, what is it? Does that budget allow for purchase of a more expensive product, or should the homeowner elect to go with the synthetic product?
Is the homeowner in a hurry to get the new roofing installed? If the answer to that question is “yes,” then it would make sense to opt for the synthetic version.
Would the rooftop experience repeated exposure to one or more of the elements? Would the sun beat down on that surface throughout most of the summer? Might the roofing feel the effects of high winds or heavy rains?
If the answer to any of the questions in the above paragraph were a “yes,” then felt could be eliminated as a logical option. Synthetic materials undergo less degradation over time. They hold up better, following exposure to the elements.
Which future possibility troubles the homeowner to the greatest degree, the need for maintenance of the roofing or the chance that it could become necessary to replace the roofing materials? Homeowners that would like to limit the amount of money spent on the roofing’s maintenance ought to order the synthetic product.
Homeowners that would like to save money on any needed replacement should opt for utilization of felt underlayment. That is easier to replace, so roofers do not devote a great many hours to completion of the replacement project.
At the present time, there is no mention of plans for introduction of a 3rd option. Still, that is always a possibility. The makers of the underlying materials would draw consumers’ attention, upon creation of a product with combined features.