Slate Monolith SM145 is a gorgeous slate water feature with stunning natural colour variations, perfect as a garden design focal point. Reservoir & Pump Pack to fit this stone obelisk available in the basket.


1 in stock

Dimensions450 × 300 × 930 mm

Water Feature


Black, Mixed, Plum, Quartz


30mm (water flow)


Welsh Slate

Our blog contains an extensive guide for how to install a water feature.

Includes a detailed step by step and the recommended accessory products.

Installation Guide

FREE SHIPPING to standard UK postcodes.

Contact for remote area and international shipping quotes.

Contact Us

Delivery is usually within 5 working days, although we can hold stock for short amounts of time (birthday gifts, as one example – buy now and arrange a later delivery).

Ioan aims to deliver most large pieces in person, although we do use a trusted & insured courier for smaller items, some exceptions and hard to reach locations. Standard consumer rights apply.

Delivery & Returns Info
At 930mm tall and 450mm and its widest point, this large sized stone monolith is perfect as a focal point in a medium or large scale landscaping projects. Please check the product gallery carefully as this is the exact piece you will receive and there is only one available. This varies between plum and a coloured quartz face which are incredibly rare and highly desirable. Please check the gallery for some unusual detailing as this has an unusual edge which gives it lots of rustic character. Welsh Slate Water Features are the only UK retailer who take the time to choose every stone monolith by hand, photograph every single piece and list them for sale as completely unique products for UK garden designs.