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On average, a quality exterior brick stain can last between 10 and 20 years, and sometimes even longer. While it will look its best for a minimum of three to five years, its total lifespan depends on several factors. These include the quality and type of stain used, the condition of the brick, and the thoroughness of the surface preparation, such as proper cleaning. Following the manufacturer's application instructions and applying a sealant as a final step is also crucial. The stain's longevity can be affected by your location, climate, and the brick's exposure to harsh weather, high traffic, and other elements. Over time, the stain may begin to fade or look dingy due to weathering, erosion, dirt, and debris. Compared to paint, brick stain generally has a longer lifespan.

The best way to clean creosote from brick is to hire a professional chimney sweep. However, you can use a creosote log to remove excess buildup between cleanings. You can also clean minor creosote buildup using dish soap or vinegar mixed with water.

Solid brick structures can last a century or more, potentially 100 to 150 years with proper maintenance like tuckpointing. Without major repairs, classic red bricks may last 20 to 40 years. Brick veneer siding is also a long-lasting material, with a lifespan ranging from 50 to 100 years, provided it is properly installed and maintained. To maintain brick veneer, you should scrub it annually with a special detergent and a soft-bristled broom. It's also important to inspect the bricks and mortar regularly and hire a masonry contractor for any necessary repairs, such as fixing worn mortar or bowing bricks.

Yes, it is normal to see some minor hairline cracks in brick or mortar over time, often due to natural foundation settling. However, not all cracks are harmless. You should be concerned and contact a masonry professional for an inspection if you notice cracks that are getting wider or longer, or if new ones keep appearing. Other serious warning signs that can indicate significant structural or foundation damage include large vertical cracks (especially those that widen as they go up), stair-step cracks, L-shaped cracks, and deep horizontal cracks. Factors like temperature changes, moisture, and structural loading can also cause cracks to form or worsen.