Our technical know-how helps spirit producers maximise the impact of casks on their final products.

Cask repair and rejuvenation

We take pride in crafting exceptional casks tailored to the needs of distillers. Once each cask is carefully graded and its structural integrity restored, we apply precision heat treatments to develop distinctive aromatic profiles. Our bespoke approach combines cask type with tailored charring and toasting methods, offering customers a unique solution for achieving their desired results. Each process is backed by rigorous quality control, delivering exceptional results for distilleries seeking high-performing wood casks.

A stack of wooden staves, some with white chalk markings to highlight areas that need repair.

Careful inspection of each & every cask

Every cask arriving at Oakwood undergoes a detailed assessment and is graded for repair, rejuvenation, or recycling. Our approach means no detail is overlooked, delivering consistent quality for distilleries that demand reliable, high-performing wood casks.

A cooper spraying water onto the inside of a cask.

Dechar & rechar restores filtration & aromatics

We restore tired casks by removing the spent char layer and applying a fresh char, rejuvenating filtration and aromatic properties. Using controlled heat, we extend each cask’s life and performance while preserving flavour integrity for consistent, high‑quality maturation.

A fire engulfing the interior of a cask as part of the charring process.

Toasting shapes the character of the spirit

Our bespoke toasting service enhances the flavour potential of casks through a precision deep-heat treatment to the wood’s interior. This process caramelises natural sugars, unlocks rich aromas and deepens complexity in spirit maturation. Our toasting techniques are tailored to your desired profile.

A large wooden cask being tested on an industrial machine.

Confidence built through thorough testing

We rigorously test every cask and component to ensure compliance with both industry and Oakwood’s quality standards. Materials, workmanship, and seals are thoroughly inspected and pressure-tested using water or air. This process ensures performance, safety, and longevity for new builds, repairs, or rejuvenated casks.

Cask repair enquiries

From grading and repair to toasting and rechar, we bring tired casks back to life. Tell us what you’re working with, and we’ll help you create a rejuvenation plan that delivers consistent, reliable performance.