Skip to content
Contact About Us Help Guides & Information Trade Accounts
⚡ Rock Bottom Prices. Maximum Choice.⚡
⚡ Rock Bottom Prices. Maximum Choice.⚡
Building Sand bulk bag

Bulk Bag Building Sand

Shop All Rock Bottom
SKU 31052
£55.00 - £55.00
£55.00
£55.00 - £55.00
£55.00
✓ In stock in NorthamptonCollect in 1-2 hoursDelivery in 1-2 working days
✓Cheaper than B&Q & Wickes
B&Q price £78.00You save £23.00
Compared with their equivalent: Building sand, Bulk Bag, 16m²
Wickes price £75.00You save £20.00
Compared with their equivalent: Suburban Build Building Sand - Jumbo Bag
Prices checked 24 Oct 2026 on their websites. Excludes delivery. How we check
You'll also need
General Purpose Cement 25KG
CementGeneral Purpose Cement 25KG£7.70 See all cement →
Sika Sikamix Plus Mortar Plasticiser
Admixtures & PlasticisersSika Sikamix Plus Mortar Plasticiser£6.99 See all admixtures & plasticisers →
Ibstock Chesteron red Class B Engineering Brick 65mm (Perforated))
BricksIbstock Chesteron red Class B Engineering Brick 65mm (Perforated))£0.79 See all bricks →
Thermalite Shield Block 3.6N 100mm
BlocksThermalite Shield Block 3.6N 100mm£2.55 See all blocks →
All building materials →
In stock at Rock Bottom Northampton
Click & Collect — Rock Bottom Northampton Ready in 1-2 hours · FREE
Van delivery — our own van, within 10 miles £19.99 on orders over £100 · too big to post, so we bring it ourselves. Pick your day and hour in the basket.
You'll also need
General Purpose Cement 25KG
CementGeneral Purpose Cement 25KG£7.70 See all cement →
Sika Sikamix Plus Mortar Plasticiser
Admixtures & PlasticisersSika Sikamix Plus Mortar Plasticiser£6.99 See all admixtures & plasticisers →
Ibstock Chesteron red Class B Engineering Brick 65mm (Perforated))
BricksIbstock Chesteron red Class B Engineering Brick 65mm (Perforated))£0.79 See all bricks →
Thermalite Shield Block 3.6N 100mm
BlocksThermalite Shield Block 3.6N 100mm£2.55 See all blocks →
All building materials →

Bulk Bag Building Sand. Soft building sand for bricklaying and general mortar. Mix roughly 4-5 parts sand to 1 part cement, with plasticiser for a workable mix.

  • Collect from our Ashburnham Road store in Northampton.
  • Local van delivery within 10 miles: £19.99 on orders of £100 or more.
  • Trade customers: ask in store about a trade account.
🔨 Trade Prices for Everyone

Why pay more? We keep our prices rock-bottom so whether you’re a trade professional or DIYer, you always get the best deal.

🏠 Local & Independent


We’re Northampton’s trusted family-run store, supporting local people with great products and honest service.

🚚 Easy Pickup or Local Delivery

Order online and collect in-store, or get heavy items like blocks and cement delivered straight to your site.

👍 Friendly, Helpful Service

Our staff know their stuff — whether it’s building materials, DIY or garden, we’re here to help you get the job done.

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare