Accoya ®

High-Performance Modified Wood

Accoya is a high-performance modified wood has been chosen for its exceptional quality in widely varying environmental conditions around the world.

Thorough real-world testing has been conducted over many years which means we can confidently provide industry-leading warranties of up to 50 years.

Accoya brings unprecedented reliability for timber; it is manufactured and tested not to visibly swell, shrink or distort. Highly durable and stable, Accoya excels in any climate in tough applications.

Windows

Doors

Decking

Cladding

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Common Terminology:

Baluster

Verticle railing spindles.

Base Volutes

Round or rectangular base at the side of the tread.

Carpet Tee

A wood strip installed on the bottom or back of an open riser stair with plywood treads.

Ceiling Plate

A plate where a railing system ties into the ceiling.

Closed Risers

The vertical surface of the stair between steps.

Convex Treads

The front edge of your tread is curved between stringers.

Degree of Turn

The degree in which a curved stair turns.

Designer Foot

A method to add additional support to a stair.

Diminishing Spindles

When spindles gradually change from full height to smaller heights.

Eastern Stringer

Saw Tooth or cutout stringer design in which the spindles sit on the tread of the stair.

Extended Wall Brackets

A Bracket used to attach a wall-mounted railing to the wall. Longer than the standard wall bracket.

Half Newel

A newel cut in half vertically and placed against the wall where the handrail terminates.

Handrail Volute

A custom rail curl at the base of the stair.

Inside Radius

The measurement from the center point to the inner edge of the staircase.

Mould

The material used to provide ornamental variation of outline or contours and to cover any gaps or seams between materials.

Newel

The posts used in railing construction at changes in directions and terminations.

Nosing

The front portion of the tread that overhangs the riser.

Open Risers

look at steps for extra period.

Outside Radius

The measurement from the center point to the outer edge of the staircase.

Recessed Paneling

Moulding used to create a panel effect.

Riser

Vertical dimensions from tread to tread.

Run

Horizontal dimensions from riser to riser.

Shoe

The bottom plate that the balusters/spindles are set on.

Stair Width

Width measurement from edge to edge.

Straight Treads

When the treads are straight across from stringer to stringer.

Tread

The horizontal structure where you step on.

Walk Line

A measurement into the stair that the inspectors use to determine the legal run per tread.

Wall Bracket

A bracket is used to attach a wall-mounted railing to a wall.

Wall Mounted Railing

A handrail supported by brackets that are mounted to the wall.

Wall Plate

A plate where a railing system ties into the wall.

Western Stringer

Closed stringer design in which the spindles terminate directly into.