Roof Over Vs New Roof

It is the process where roofers install a new roof over your existing one i e.

Roof over vs new roof.

Box beam gable framing new gable overhang is framed in the form of a box beam hanging off of a new layer of roof plywood roof sheathing cantilevered over the top of the 3 layers of rigid insulation. The roof should be in sound. So roof replacement may not be the only option to your roofing problem after all. The condition of the existing roof is critical.

Offers a cost effective option to roof replacement a roof over is the application of new metal or new shingles over the existing roof system. Adds value a brand new tear off roof can add to your home s resale value and is a major selling point. In most cases a new roof is the best case but a repair can save time and money as less labor materialand disposal is necessary. Determining whether roof repairis in order or if it is necessary to replace the roof depends on a few factors.

Inspect the condition of your current roof. Today on in the house jim talks to a show listener with an aging roof. Extra heat causes shingles to curl and break down much more quickly. Difference between reroofing and roof replacement roofing over an existing roof is also called reroofing or an overlay.

Multiple layers of shingles can make it difficult or impossible for the nails to penetrate. Is it better to roof over lay new shingles over the existing ones or tear it all off and replace the entire roof. Old shingles can curl over time. The exposed edges of the 3 layers of rigid insulation are no longer exposed.

This is mostly due to the fact that a brand new roof traps much less heat than a roof with multiple layers. I have a 1949 1600 sf under roof with 8 12 pitches valleys and hips 2 6 rafters on 16 on center sheathed with 3 4 center matched lumber going over at least 1 layer of 3 tab shingles a partial tear took off the old tabs and left a nice wavy surface in pretty good shape. Affordable roofing by john cadwell inc. Add a new layer of shingles which means that there is no tearing off of the old roof.

Posted at 02 36h in all urc news blog home improvement tips work news. Get up to 4 free quotes. Adding another layer of shingles or metal over an existing roof could be your best solution. Mold rot or other significant damage needs to be taken care of with a full replacement not hidden by new materials.

How to install a roof over an existing roof determine the feasibility.