Formwork

Concrete Forming Plywood Explained: US Forming Language and Overlay Families

Concrete forming plywood is structural plywood used as the temporary mold face for wet concrete—not sheathing and not a gang frame. Here is the US naming map and overlay checklist.

Fair-Faced Concrete Explained: Architectural Finish Classes, Specs and the Form Face

Fair-faced concrete is graded differently in every market. How the UK NSCS, US ACI classes, German Sichtbeton SB1 to SB4 and Australian AS 3610 define the finish, and what each asks of the formwork.

Formply Explained: Australian F-Grade Formwork Plywood and AS 6669

Formply is the Australian and New Zealand trade name for concrete-formwork plywood ordered by F-stress grades such as F17 under AS 6669—not a waterproof claim and not APA MDO.

HDO Plywood Explained: High Density Overlay for Concrete Form

HDO plywood (High Density Overlay) is a denser resin-fiber face class used in North American Concrete Form talk—not a glue class and not a waterproof certificate.

MDO Plywood Explained: Medium Density Overlay for Concrete Form

MDO plywood (Medium Density Overlay) is a resin-fiber face class used in North American Concrete Form talk for matte pour finishes—not a glue class and not a waterproof certificate.

Plywood Edge Sealing Explained: Why Formwork Panel Edges Fail First and How Sealing Works

Form panels usually fail at the edge before the face. Why end grain soaks up water, what factory edge sealing does and does not do, and why every site cut and tie hole needs resealing.

Shuttering Plywood Explained: Formwork Naming for UK, India & ME

Shuttering plywood is the regional name for the plywood face that concrete pours against—same job as forming/formwork sheets, not a standalone material class.

Slab Formwork Explained: How Floor Forms Carry Wet Concrete and Where the Plywood Sits

How a slab form carries wet concrete from the plywood face down to the props, the main deck systems you meet on site, and why stripping and reshoring are engineering decisions.