19 x 125mm (15x120mm fin) PTG Matching Redwood

Our Planed Tongue & Groove (PTG) Redwood cladding delivers a clean, refined timber finish with precise machining and strong visual consistency. Manufactured from quality redwood and planed smooth on all faces, this profile provides a tight-fitting tongue and groove joint that creates a neat, continuous surface ideal for both external and internal cladding applications.

With a 15 × 120 mm finished exposure, this PTG profile produces crisp horizontal lines and a contemporary appearance, while maintaining the natural warmth and grain character of redwood timber.

Key Features

• Profile: Planed Tongue & Groove (PTG)

• Material: Redwood softwood with smooth planed finish

• Nominal Size: 19 mm thickness × 125 mm width

• Finished Exposure: 15 × 120 mm visible face once installed

• Precision-machined joint for a tight, uniform fit

• Smooth surface finish suitable for staining, painting or oiling

Typical Applications

• External timber cladding (with suitable treatment and detailing)

• Internal wall and ceiling lining

• Timber frame façades and architectural features

• Garden buildings, studios and outbuildings

• Feature walls and decorative panelling

Performance & Finish Options

• Planed surface: Creates a clean, contemporary look with reduced surface roughness

• Interlocking joint: Tongue & groove design improves weather resistance when installed correctly

• Easy to finish: Ideal for stains, paints, or clear oils

• Natural ageing: Can be left to weather to a silver-grey patina if untreated externally

Technical Specification

• Cladding Profile: Planed Tongue & Groove (PTG)

• Nominal Thickness: 19 mm

• Nominal Width: 125 mm

• Finished Exposure: 120 mm

• Lengths: Available in standard trade lengths (confirm at order)

• Treatment: Supplied untreated unless otherwise specified

• Fixing: Stainless steel or coated fixings recommended for external use

Why Choose This PTG Redwood

We supply quality, accurately machined timber cladding chosen for ease of installation and a consistent finish. This 19 × 125 mm PTG Redwood profile is ideal where a smooth, professional appearance is required, offering flexibility across a wide range of internal and external applications.