Never Replace Roof

It also depends on whether the old roof was removed and you only have one layer of shingles and if it is properly ventilated.

Never replace roof.

Most experts agree that a typical roof will last between 20 and 25 years. The typical life of a 30 year roof before it typically absolutely has to be replaced is between 18 and 22 years. If the roof was installed over another layer or several layers and it is older than 20 years chances are you need a new roof. The overall process followed by the roofing crew goes like this.

We agree at least on that home. Damaged or old valley flashing and drip edging is. Once this happens condensation develops on the underside of the roof causing rusty nails and eventually mold growth. To make a roof last without problems takes more than you might expect.

Great day improvements has put together this list of 15 questions that every homeowner should ask a potential roofer before signing a contract so you can ensure the company you hire is reputable and capable of getting the roof done right the first time around. If not replace bad wood with new plywood sheathing or 1. An asphalt shingle roof should last between 20 and 30 years says claude mcgavic executive director of the national association of home inspectors. Most homeowners insurance policies won t pay to replace or repair a roof that s gradually deteriorating due to wear and tear or neglect.

Unfortunately if left long enough plywood can rot out and you ll need a new roof. Check the surface for signs of trapped moisture rotting boards or sagging spots especially at. Even over a short time small leaks can lead to big problems such as mold rotted framing and sheathing destroyed insulation and damaged ceilings. When an attic is not vented properly and warm moist air rises that warm air can get trapped in the attic.

Remove all existing shingles deposit them in a roll off dumpster. A droopy sagging roof is one that surely needs replacing before further damage occurs to your home. Most homeowners tell us that they want the first roof they replace to be the last one they ever have to replace. Roofs that are over 20 years old often have limited.

If the shingles on your roof are disappearing as quickly as cake at a toddler s birthday party it s probably time to replace your roof.