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- Offers support to the window itself
- Protects window frames from rainwater and the exterior of the building from staining
- Window sills help to complete any project, as they are a part of the window trim
- A smooth finish and a tapered shape allow easy installation
Description
Product Information & Usage
The concrete window sill is a solid, long-lasting base for windows and ledges. It serves an important structural purpose, by supporting the window itself, and is an aesthetical element that keeps the water away from window frames and preventing exterior walls of the building from staining.
Benefits
- Offers support to the window itself
- Protects window frames from rainwater and the exterior of the building
- from staining
- Window sills help to complete any project, as they are a part of the window trim
- A smooth finish and a tapered shape allow easy installation
Length | 1220mm |
Width | 230mm |
Depth | 65mm |
Specification
Weight | 110 kgs |
---|---|
Length | 1220mm |
Width | 230mm |
Thickness | 65mm |
Manufacturer Part Number | WI05 |
Brand | Supreme Concrete |
Delivery Information
Delivery Information
We offer fast and reliable delivery across London, Essex, and surrounding areas beyond the M25.
- We aim to deliver on the same or next working day whenever possible for stocked items.
- The standard delivery timeframe is 1–5 working days, depending on your location and product type.
- Orders are delivered kerbside only — please notify us in advance of any access restrictions.
Once your order is placed, our Customer Care team will be in touch to confirm delivery details.
If your delivery is scheduled for the morning, we will call you the evening before to confirm the timing.
We also send a confirmation email once your order is booked in.
While we always aim to deliver on time, please note that delays may occasionally occur due to circumstances beyond our control (e.g. traffic, supplier delays, access restrictions).
Delivery Areas & Charges
Minimum order values vary by postcode.
Click here to view our full postcode list and delivery thresholds
If your postcode isn’t listed, we may still be able to deliver — please share your address and basket total, and we’ll confirm availability within 24 hours.
Returns & Refunds
- We accept returns within 28 days for most unused and resaleable items.
- A restocking fee and collection charge may apply.
- Some items (e.g. custom-made, opened, or time-sensitive materials) are non-refundable.
- Refunds are processed within 28 days to the original payment method.
Please view our full returns policy
Stocked vs. On-Request Products
- Stocked items are dispatched promptly from our local branches.
- On-request or special order items may take longer. We’ll confirm the expected lead times after checkout.