Stone Finish
Availability Locations
Stone Type

Autumn Mist


Brown Mist


California Gold


French Vanilla


Pearl Grey


Silver Pearl


What is Window Sill?

The bottom part of the window trim, the window sill is a thin piece of natural stone which adjusts to the exterior of the window. It is a natural quarried stone with rock face, snapped or chiseled edges from one side and sawn from the other three sides.

Being taper in shape, it covers the bottom area of the window and slops downwards to drain the rainwater properly. The dirty water flows over the drip edge, and the facade is left clean.

These most of time apply outside the window to protect it from the moisture. Windows are an essential part of the room. It protects our room from dust. So there must be something that protects our windows also.

So, SUI serves you with the collection of this natural stone available in limestone, sandstone, quartzite and slate base that safeguards it against weather-based damages. Replace the old window sill trim with the natural rock!

Pros and Utilization of Window Sill

Like all other nature’s stone, these also offer double features. Along with numerous advantages, these have immense applicability.


Its characteristics like timeless beauty, green-attribute, aesthetic appeal, durability, hardness, low maintenance, long-lasting, ethnic look makes it highly beneficial. As it is hard and stiff, it will never bend or fold. It’s beautiful and unique shades are fade resistant.

If you want a better return on your investment, then go for this natural stone. It can prevent costly damage like water seepage and degradation of your window and save your money in the long-term. It fulfills both decorative as well as functional purposes.


Accent your window frame and overall outdoor project with exterior stone window sill! It provides the structural seating for window frames. One can also opt for window trim style using hanging plant containers & primitive sill lights.

When you have to choose a type of sill that you want to apply to your place, then the natural stone is of great use. It provides a couple of advantages, i.e., aesthetic visual appeal and damage prevention. Application of thin veneer on the wall along with window sill replacement will give a different projection to your exterior portion.

Why Buy from SUI?

Stone Universe Inc – The natural stone supplier, is one of the leading wholesale distributors and direct importer of nature’s stone in the U.S.A. We have an extensive network of dealers and five distribution centers in Northern California, Southern California, Washington & Texas.

Our professionals extract and fabricate the most exquisite range of material with natural variations. One can choose the color and dimension of the exterior window sill material that suits the window frame.

The specialty of SUI is that we are not only with the customers for delivery of the natural stone. But also accompany them with other services like display racks facility, product samples, guidance in choosing the right product.

Our motive is to build lifelong relations with the customer that’s why we serve them with high-quality material.So, develop several window trim ideas using stone sill.

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