Glass has one of the longest lifespans of any fencing materials, lasting anywhere from 10 to 30 years on average. Just how long your glass fence lasts depends on several factors, including how well you maintain your fence, the climate, and the type of glass you use. 

If you live somewhere with severe weather like hail, tornadoes, or hurricanes, expect your glass to have a shorter lifespan. Pool glass is one of the thickest tempered glass materials and may last longer than other options—especially compared to laminated glass.

Yes, fence posts need to be installed below the frost line to ensure stability and prevent heaving caused by freezing and thawing cycles. The frost line is the depth at which soil freezes during winter. By placing posts below this line, often around 3 to 4 feet deep or as recommended for your specific region, you reduce the risk of the ground shifting, which can lead to leaning or unstable fences. Adequate depth provides better anchoring and helps maintain the fence's integrity, ensuring it remains secure and upright throughout changing seasons.

Privacy fences in residential neighborhoods tend to stand between 6 and 8 feet tall, but local building code usually dictates the maximum height. Livestock fences that border large land plots range from 3 to 6 feet. Shorter, decorative fences, which are common in front yards, are around 3 feet tall, on average. Fence height also tends to vary by material, with wood fences usually sitting at 6 feet tall, and chain-link and wrought iron fences tending to sit at half that.

The lifespan of a fence can range from 5 to 50 years, depending heavily on the material, local climate, and how well it is maintained. For example, a wooden fence might last 7 to 15 years, while a vinyl fence typically lasts 20 to 30 years. Metal, composite, and glass fences have some of the longest lifespans. Proper maintenance, such as regular cleaning, inspections, and staining or sealing for wood, is key to extending the life of any fence material. Vinyl and composite are durable options that don't require sealing.