Tiles are another popular option for roofing in the UK. They are available in a range of materials, including clay, concrete, and slate. Tiles are a cost-effective option compared to slate and offer a similar level of durability. They are also easy to install and maintain, making them a popular choice for many homeowners.

When choosing between slate and tiles, there are several key considerations to keep in mind. These include:

• Quality: Look for high-quality slate or tiles that are resistant to weathering and durable.
• Quantity: Calculate the quantity of slate or tiles needed for your roof, taking into account the size and pitch of the roof.
• Lap: Consider the lap of the slate or tiles, which refers to the amount of overlap between each course.
• Head: Consider the head of the slate or tiles, which refers to the amount of overlap at the edges.
• General practice: Follow general practice guidelines for installing slate or tiles, including the use of suitable fixings and underlay.

API (Aggregate Performance Index) is a measure of the durability and performance of slate. Look for slate with a high API rating for maximum durability. Closed lap slate is a type of slate that is designed to provide a watertight seal. It is a popular choice for roofing in the UK and is available in various sizes.