Terrace & outdoors: slabs, base, pedestals
Plan and calculate terrace slabs, including the base, slope, joints, slab quantities, and pedestals, with all outdoor guides and tools in one place.
Guides
Answers to common questions when laying.
How many pedestals do you need per paving slab?
Count paving pedestals correctly: shared supports, edge and corner pedestals, extra supports for large slabs, and a sensible ordering reserve.
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Planning a pedestal rail system: spacing, direction and materials
Plan aluminium rails on pedestals correctly: calculate rail and support spacing, perimeter support, cutouts, profile pieces and connectors.
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Pedestals or a rail system for terrace slabs?
Compare point support and rail construction: when classic pedestals are enough, when line support helps and which manufacturer specifications decide.
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Laying terrace slabs: gravel, pedestals or mortar?
Gravel bed, pedestals or drainage mortar: which installation fits your terrace – plus planning slope, joint width and edging correctly.
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How many terrace slabs do I need?
Calculate terrace slabs instead of guessing: count cuts at edges and corners individually, see waste in m² and order the right pallet quantity.
Read →This is what it looks like planned out
Real projects in the same view your clients get: floor plan, laying plan and material list – no account, no installation.
Opens the read-only client view of a share – the same one you create for your own projects with Premium.
Calculators
Calculate quantities, waste and material directly on the floor plan.
Terrace Tile Calculator
Plan terrace tiles on your floor plan, compare layouts, and calculate material needs accurately, including cuts, waste, and reserve.
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Pedestal Calculator
Calculate pedestals for terrace slabs online. Plan supports at corners, edges, and within the field, then get a reliable material quantity.
Open →Other topics
Laying & patterns: starting point, direction, bond
Starting point, direction, cut row and patterns – the decisions you make before the first tile.
12 articles→Rooms & floor plans: planning difficult situations
Period rooms, roof slopes, columns, open plans, small bathrooms: situations no formula captures.
9 articles→Material & waste: getting the quantities right
How much you really need: waste, format, joint width, offcuts, reserve and reordering.
10 articles→Plan directly in the tool
Create your floor plan and test patterns, quantities and waste in seconds.