How Many BlocksDoes Your Project Need?
Enter your wall dimensions, choose a block grade, and get an instant quantity estimate.
Estimate your AAC block order in under a minute
The Ecoblock calculator tells you exactly how many autoclaved aerated concrete blocks you need for any wall or structure — no spreadsheets, no guesswork. Enter your project dimensions and get an instant breakdown of block count, total volume, and estimated weight.
- Avoids over-ordering — cuts material waste and cost
- Accounts for mortar joints automatically (3 mm thin-bed)
- Works for walls, rooms, full buildings, or any custom area
- Quote request sends your exact spec to us in one click
Step 01
Choose a calculation mode
Pick how you want to describe your project — by wall dimensions, room perimeter, full building, or a custom area you enter directly.
Step 02
Select block size & grade
Choose the block height and thickness that suits your wall design. Grade D500 is currently available — ideal for residential and commercial load-bearing walls.
Step 03
Enter your dimensions
Fill in wall height, length, and any openings (doors/windows) so the calculator can subtract them from your total area automatically.
Step 04
Review & request a quote
Instantly see block count, volume, and weight. Then hit "Request Quote" to send your spec sheet directly to our team.
Project Parameters
1. Project Type
2. Wall Dimensions
3. Block Height (course height)
Affects block count — taller blocks mean fewer courses per storey.
4. Block Thickness (wall depth)
Sets the wall thickness. Does not affect block count — only your order specification.
5. Density Grade
Density affects thermal performance and structural capacity — not block count.
6. Waste Factor
Accounts for cuts, breakage, and off-cuts.
Blocks Required
incl. 0% waste · 26 m² net area
Block Specification
Pricing is available on request. Submit your specs and we'll get back to you within one business day.