Sealing Rusting Siding Nails

Unfortunately many amateur do it yourselfers underestimate the power of rust and attempt to seal nails either with paint or a basic bonding primer.

Sealing rusting siding nails.

Rusted nails and paint don t mix well the rust rises to the surface of a paint job whether the paint is fresh or ages old even if the nail head itself. I ve always considered it necessary to caulk any exposed nail heads on a shingle roof there shouldn t be many. The shingles are asphalt backed and this asphalt forms an adequate seal around the nail. Nail head rusting can ruin the overall impression.

Unless nails are galvanized they will rust over time. Beach environments are brutal on ferrous metal. The appearance of rusty nails makes the paint appear cracked discolored and dull. What kinds of nails are for wood siding.

How to paint over a rusted nail stain. The grip rite 2 1 4 in. Whether you install clapboard t1 11 cedar shakes or board and batten siding on your house you can attach it with either nails or screws. Even galvanized nails will rust in a surprisingly short period.

You ve got to use an oil based primer if you want to cover a rust stain mike. Over time moisture conditions can cause rust stains to bleed to the top coat from rusty nail heads. I heard an opposing opinion recently. Sometimes a nail has rusted so badly the only solution is to remove it and install a new one.

You should cover that rust no problem. Hardie board comes with a 30 year manufacturer s warranty but that means you need the nails to last at least that long too. In this ocean view setting rust normally comes back within 6 months. Anything less and the nails may start to rust leading to stains on your beautiful siding.

James hardie recommends that nails be hot dip galvanized at a minimum or stainless steel as a best practice. These nails can be used to attach hardboard siding. Mad dog primers are designed to help paints last 2 4 times longer. If the nails are not made of galvanized metal they are more likely to exhibit signs of rust.

More product details close. 7d galvanized siding nails the grip rite 2 1 4 in. 7d galvanized siding nails 1 lb pack have a spiral shank designed to help drive the nails into hard woods. Right it should seal the rust in and it won t come through again.

I must admit i ve seen many builders that do not seal the nail heads.