Repairing Rusted Metal Roof

To protect the integrity of the item repair galvanized metal rust as soon as it is noticed.

Repairing rusted metal roof.

How to repair a rusted metal roof. Occasionally rust will eat right through your tin roof leaving minor cracks or holes. Rust repair isn t hard but it is time consuming mostly waiting for primer and paint to dry between steps. Galvanized metal roofs are coated with a layer of zinc that inhibits rust.

Compared to shingles or rolled roofing metal roofing is easy to install and it can last for 20 years or more but it is susceptible to a defect that never. Unfortunately over time this coating can fail leading to minor rust outbreaks. Left untreated white rust corrodes the zinc and the metal underneath begins to rust exhibiting the more traditional brownish red color. A hole in a metal roof system can be caused by any number of sources the hole may be from deterioration and rust or it may be from something falling onto the roof surface such as a large branch.

Pour some vinegar on a wire brush then scrub the rusted area thoroughly. If only a small part of the surface is rusted you can remove the rust with the help of sandpaper. Start with a wire brush photo 1. Clean the repair area.

Large rusted out areas require a replacement sheet of metal but for smaller problem areas you. The first step in repairing a rusted tin roof is to prepare the rusted surface. However if a large area of the roof is rusted sanding a large surface with sandpaper will be time consuming and tiring. However badly rusted metal areas need more prep work and possibly a special primer.

Scrub partially rusted metal areas with a wire brush to remove flakes and powdery surface rust then prime with a rust inhibitive primer. Metal roofs have quickly become a popular option for homeowners due to their easy installations durability and long life spans. Learn how to repair and protect your metal roof. Buy paint and supplies.

Plan to spend about 100 on supplies like sandpaper primer masking tape and poly sheeting a tack rag polishing compound and touch up paint and clear coat. How to remove rust from concrete. Once done you can paint over rust. Step 1 apply vinegar to the rust.