Roofs are an essential part of any building, providing protection from the elements and contributing to the overall aesthetic appeal. The two main types of roofs are flat and pitched, each with their own unique set of installation procedures and benefits. Understanding these differences can help homeowners make informed decisions about which type is best suited for their needs.
Flat roofs, as the name suggests, have a very slight incline – typically around 10 degrees. This design allows for easy access and maintenance, making them a popular choice in commercial buildings where regular inspections are necessary. Flat roofs require specific materials during roofing installation to prevent water pooling and leakage. These include layers of waterproof membrane topped with gravel or similar materials that promote drainage.
The process of installing a flat roof involves first laying down insulation boards over the roof surface followed by several layers of bitumen (a type of asphalt) or other waterproofing material. A top layer known as the ‘cap sheet’ is then applied which is often coated in fine gravel to protect against sun damage.
On the other hand, pitched roofs have a steep incline – usually greater than 20 degrees. They are commonly found on residential properties due to their ability to efficiently shed rainwater, reducing potential water damage risks. Pitched roofs also offer more attic space compared to flat ones.
Installing a pitched roof requires different techniques and materials compared to its flat counterpart due to its sloped nature. First, wooden trusses or rafters must be constructed at precise angles according to architectural plans for proper weight distribution across the structure’s walls. Once this framework is complete, sheathing panels made from plywood or oriented strand board (OSB) are nailed onto it creating a solid base upon which roofing materials such as shingles or tiles can be installed.
In contrast with flat roofing systems that utilize continuous sheets of material, pitched roofs use individual shingles or tiles overlapped in rows starting from bottom up ensuring optimal water runoff without seepage into the underlayment. To further prevent water intrusion, flashing – thin pieces of impervious material – are installed around protrusions like chimneys or vent pipes.
In conclusion, both flat and pitched roofs have their own unique installation processes with different materials and techniques required. Flat roofs are ideal for buildings that require easy access to the roof for maintenance, while pitched roofs offer superior rainwater shedding capabilities and additional attic space. The choice between these two types largely depends on individual needs and preferences as well as architectural style of the building. Regardless of which type is chosen, professional installation is crucial to ensure a long-lasting and efficient roofing system.
KTM EXTERIORS & ROOFING
16 Rollins St, Groveland, Massachusetts 01834
978-310-3139
