How many years does a slate roof last?

”Hard slate will last anywhere from 75 to 200 years, while soft slate will last only 50 to 125 years,” he said, adding that as a result, a homeowner trying to decide whether to repair, restore or replace a slate roof should first determine whether the existing slate is hard or soft.

How often do slate roofs need to be replaced?

Slate is one of the few roofing options that doesn’t need to be replaced within the span of a lifetime. In most environments, slate shingles will last at least 125 years and sometimes as long as 200 years.

How much does it cost to replace a slate roof?

Average cost: $11,000 – $24,000

The average roofing installation price for a slate tile roof costs anywhere between $11,550 to $24,000 depending on the slope, pitch, and size of your home’s roof. You can expect to pay $9 to $16 per sq. foot or $900 to $1,600 per square installed on a standard sized single story home.

IT IS INTERESTING:  Can you paint concrete roof tiles a different Colour?

Is a slate roof worth it?

Unlike many roofing materials, slate tiles are completely fireproof. Weather resistance is another reason slate roofs are worth the investment. They are waterproof as well as resistant to severe weather and perfect for colder climates. Slate roofs can withstand high winds, heavy snow, and rain.

How do you maintain a slate roof?

Regular maintenance should include cleaning gutters at least twice during the fall and once in early spring, and replacing damaged slates promptly. Every five to seven years inspections should be conducted by professionals experienced in working with slate and steep slopes.

How do you know when slate roof needs replacing?

Two signs which indicate it is time for a replacement roof include:

  1. Major flaking of the slate.
  2. Powdering on the underside of slates. Since most slate roofs are installed on spaced wood battens, powdering is often visible in the home’s attic.

Can I walk on a slate roof?

Though slate roofs are durable, over time they tend to deteriorate. … You must not walk on a slate roof under this condition. If you see a broken slate on the roof, do not try to fix it yourself. If you try to repair the slate roof by your own hands, there are chances of massive damages to your roofing structure.

Which is better slate or tile roof?

Slates or tiles – do you know the difference? … The most crucial difference is that natural roofing slate is exactly that – a natural product, whilst tiles – whether concrete or clay – are manufactured. Therefore for those looking for an authentic rustic look, slate tiles may well be the more appealing choice.

IT IS INTERESTING:  How long does flat roof last in Florida?

What is under a slate roof?

The most common use of mortar under slates is called torching. This consists of a thin line of mortar trowelled across the top edge of each coarse of slate. The purpose of this mortar is intended to stop the very small amount of wind-driven precipitation, common with slate roofs.

How much does it cost to re slate a roof UK?

The UK national average cost to replace a roof is £5,500 with most homeowners spending between £3,000 and £16,300. Roof installation cost ranges from £300 – £380 per square metre depending on the roof size and materials used in roofing.

Are slate roofs dangerous?

Repairing and replacing slate-roofing tiles is not difficult, but it can be dangerous because slate tiles are slippery and slate roofs are often steep. Also walking on a slate roof can crack or damage the existing, good tiles.

What is the best slate for roofing?

Welsh slate is considered by many as the best natural slate in the world. Welsh slate is available in either heather (purple) or blue-grey. Penrhyn slate has a beautiful soft blue/purple appearance and can be expected to last more than 100 years.

How much is a slate roof compared to asphalt?

Slate holds significantly more value than asphalt shingles. That said, you can expect to pay between $15.00 and $25.00 per square foot to install slate tiles on a typical single-family house. Most homes with slate roofs are larger than an average-sized home.

How do you inspect a slate roof?


  1. Inspect your interior spaces for signs of a leak especially after a long period of rain. …
  2. Look up at your roof from the outside every so often and look for cracked tiles or tiles that look like they’re slipping or missing.
  3. Check for fallen slates around the perimeter of your home.
IT IS INTERESTING:  Does Menards stock metal roofing?


Should I replace my slate roof with asphalt?

Of course, over the typical 75-year lifespan of a soft slate roof, you would need to replace a cheap asphalt roof 3 to 4 times. Even so, that’s a savings of nearly $15,000 over 75 years. If you want a nicer asphalt roof that looks a little more like slate, you could opt for architectural shingle.

Does slate require maintenance?

Slate flooring may literally be as hard as a rock, but it does require regular maintenance to look its best. … You can clean slate floors regularly with a dust mop, a broom, and a damp mop. Ideally, you should dust mop your slate floor every day, and damp mop it once a week.

Roofs and roofing