Why Does a Wood Fence Warp?

Answer: Weather

Answer: Cheap wood

Answer: do to time in the sun an whether conditions. there's no way around this with wood fences.

Answer: Usually is caused by the changes in the moisture content of the wood due to sun exposure and other weather elements.

Answer: Weather

Answer: normally cheap wood or not enough fence rails for the type of wood used

Answer: Moisture and weather over time

Answer: The post can be set poorly, wood can cup/bow/bend, line rails can cup.

Answer: Not nailed properly

Answer: changes in temperature, humidity and sun exposure will cause wood to warp over time.

Answer: Beacause of temperature changes / weather

Answer: The wood used might not be as thick as it should.

Answer: If it is not sealed, painted or stained the UV rays cause damage to wood.