When to Choose 7 Inch Gutters. K-Style. A metal roof can last a lifetime, whereas materials like asphalt require reproofing every 10 to 20 years. In some states (like Texas), a metal roof can even lower your homeowner’s insurance by 35%. In this situation, a 7 inch gutter is needed. My metal roof is pitched 6/12. In this situation, a 7 inch gutter is needed . 7 inch gutters are also needed if the roof is HUGE. Tile can be set higher above the roof line than other materials, causing the runoff to go farther. Some standard gutter systems with attached gutter guards are installed directly onto the roof and roof deck, but this method only works for asphalt roofs and other non-metal roofing systems. If your gutter style and measurement matches one of the images, click the corresponding button above to view more information and place your order.Scroll down to see additional gutter styles. They're flashing that's rolled on the edge. In some cases where the tile is set very high above the roof line, water will shoot out further. A steeper pitch will make water run down faster and require an oversized gutter. When that happens, you need a larger gutter system to catch the water. Long Lasting: The average life of a non-metal roof is 17 years. Now finally, you can find the appropriate gutter size by looking at the following figures – showing the relationship between different gutter systems and the roof area they’ll be able to drain. They put one end up under the roof, and have a clip to maintain the spacing to the edge of the gutter. 5-inch — 5,520 square feet Metal roofs tend to shed water faster than roofs covered in asphalt shingles or other materials that are more porous. Yet different conditions may require an adjustment in gutter size. That’s the figure you need to be working with or else you risk a guttering problem. Size and Placement of Gutters. All tile and metal roofs should have a minimum size of 6 inch gutters. Under the metal roof with a drainage gap between the drip edge and fascia board? Those who have metal or tile roofs should also think of 6-inches as the minimum size requirement. A metal roof can also increase the resale value of your home. Picking Your Gutter Size. Although size of your roof is important you should also consider the pitch of your roof. 2) Do you guys usually install the drip edge under the weather barrier (directly over roof sheathing)? For example, the most basic type of gutter is a half … 1) Is it recommended to install drip edges the same way as you would with shingle roofs? What size gutter do I need with a metal roof? In addition to the size of the roof, “Slope is another important factor to consider.” His own rule of thumb is 6-inch gutters for most commercial projects and 5-inch for most residential jobs. In some cases where the tile is set very high above the roof line, water will shoot out further. They have worked really well. Naturally, if your gutters and downspouts become clogged, no matter which width you choose, water will back up … I have 5" aluminum gutters with site made gutter helmets. A third consideration is the downspouts. Metal roofs also shed water at a much quicker rate than an asphalt roof therefore we always recommend 6″ gutters to handle the faster runoff of the water. Hello GBA, I am building a house with a metal roof, which will be a first for me. A few questions regarding the drip edge. 7 inch gutters are also needed if the roof is HUGE. Premier Gutter Covers for Any Size Gutter System. If your roof is either steep, slick, or both, spending the extra money for 6-inch gutters would probably save you on home repairs in the long run. All tile and metal roofs should have a minimum size of 6 inch gutters . 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