Black limestone coping slab, 800x250x20mm, precision sawn edges. Calibrated for standard installations with a natural riven surface (credit card test passed). Dispatched from Milton Keynes for UK delivery.

Black Limestone Coping Slab | 800×250×20mm

Choose a size, thickness and grade below

★ 4.81 · 470 reviews In stock

Crack Guarantee ⓘ

If your slab cracks within 14 days of delivery, provided it was installed within that same window, we replace it free of charge.

Free Photo Service ⓘ

Premium orders always include a photo of your exact slab before dispatch. Standard orders include it when a cutting or finishing service is added.

Guaranteed Level Surface ⓘ

Guaranteed flat riven texture — a standard credit card slides smoothly across without catching.

Purchase type

Full crate orders ship directly from our Colchester yard, free of charge to England and Wales.

Open a trade account →

How it arrives

Slab Only Straight from the yard. Safe under a stove, but riven slate dries pale — you'll want to oil it after fitting. Included Deep Clean & Seal Industrially cleaned, then sealed with Stovax Hearth & Stove Dressing Oil. Arrives deep black, ready to fit. No mess indoors. +£75.00 Signature Package Cut to your exact size · dressed edges · deep cleaned · sealed. For a chamber or an awkward opening. +£125.00+£175.00 express

Workshop services are available for single slab purchases only. For bulk crate processing, please contact our trade desk.

See how our Workshop preps your order →

Getting it to you

Collect — free Milton Keynes · Colchester · Ballymena. Book a slot, bring your confirmation. Ready in 24 hours. £0.00 Pallet delivery Kerbside, England & Wales. Charged once per order, not per slab. Scotland, NI & islands quoted free on request. —

You'll confirm collection or delivery at checkout — this is here so you can see the cost before you decide. Outside England & Wales? Get a delivery quote →

Quantity

£10.00 inc. VAT

Not sure? Order a sample first →

Delivered kerbside on a pallet — please arrange help for the day.

£10.00

STEP 2 · ADD A SERVICE (OPTIONAL)

Buy as supplied

No cutting or finishing.

Deep clean & seal

Industrial clean plus a protective sealant coat.

£40.00

Cut to size only

Bridge-saw cut to your exact dimensions.

£100.00–£130.00

standard–express

Best value

Bundle package

Cut to size plus deep clean & seal.

£120.00–£150.00

standard–express

Bundle package saves £20 versus buying cutting and sealing separately.

Cutting and finishing services are available on single slab purchases only.

Key Specifications

Dimensions: 800×250×20mm
Material: Black Limestone
Primary use: Wood-burning stove hearths
Guarantee: 14-Day Crack Guarantee
Photo service: Free photo of your exact slab before dispatch

Overview

Get trade-grade quality without the middleman markup. Our Black Limestone Coping (800x250x20mm) is sourced directly from quarries to deliver uniform durability and deep charcoal-black aesthetics for boundary walls, pool surrounds, and raised planters. Trusted by professional landscapers and built for residential projects, this coping stone combines raw natural strength with precision engineering.

Key Technical Specifications

Dimensions: 800mm length x 250mm width x 20mm thickness
Material: Premium Natural Black Limestone
Surface Finish: Natural riven surface offering enhanced slip resistance and organic texture
Colour Consistency: Deep, rich dark grey to black tones that weather gracefully
Thickness: Calibrated to 20mm (nominal) for fast, uniform mortar bed installation

Why Choose Our Black Limestone Coping?

Direct Sourced Value:

Cut out the middlemen. We import directly from the source to provide retail and trade customers with commercial-grade materials at competitive prices.
Consistent Quality: Rigorously checked for dimensional accuracy and stable colour profiling, ensuring clean lines across long runs of walling.
Weather & Frost Resistant: Dense geological structure engineered to withstand freeze-thaw cycles, heavy rain, and seasonal weathering.
Custom Fabrication Available: Need bespoke dimensions, bullnose edges, or drip grooves? Take advantage of our in-house cutting and sealing services before delivery.

Ordering, Wholesale Crates & Nationwide Delivery

Flexible Quantities: Buy individual slabs for precise cut-to-size hearth work, or full crates for trade project savings across the UK.
Nationwide Logistics: Direct-to-site delivery via 3rd-party nationwide pallet networks. Offloaded by tail lift and delivered kerbside.
Customer Quotes: Call 01908 46 46 56 or email drawings to sales@blueskystone.com

Frequently Asked Questions

How is this slab delivered?

At 1500x900mm this is our largest slab and ships on an oversized pallet. Single slab delivery to England and Wales is £130 inc. VAT. Full crates (12 slabs) are delivered free of charge. Scotland, Northern Ireland, and islands — please request a quote at checkout.

What other sizes does this come in?

This riven slate hearth is also available in 900×450×20mm, 1200×380×20mm — Sawn Edge, 900×600×20mm — Sawn Edge, 1200×380×20mm — Hand-Cut Edge, 900×600×20mm — Hand-Cut Edge, all in the same riven finish and 20mm thickness. (Automatically generated from current sizing — always up to date.)