News and thoughts on the whisky cask industry

The Chemistry of the Whisky Cask

Discover how wooden casks shape up to 70% of a whisky’s value, from first-fill vs refill to sherry and bourbon cask chemistry.

Whisky Casks: The Magic Vessels That Shape Every Dram

Learn how whisky casks shape flavour and value. Buy and store yours securely with Spiritfilled.

Whisky Casks: The Heart of Maturation and Flavour

Discover the role whisky casks play in flavour, maturation, and investment. Learn how Spiritfilled helps you buy, store, and bottle quality whisky casks securely.

Maintaining whisky casks

Whisky casks are vital to aging quality whisky. Maintaining the casks, and ensuring their condition remains optimal, is important.

How to make a whisky cask

We explore how whisky casks, so vital to the whisky industry, are made.

Whisky Casks: your questions answered

Whisky casks guide covering wood types, cask sizes, ageing, first-fill and refill casks, and why cask contents matter, with expert insight from Spiritfilled.

What is re-racking and why is it used for whisky casks?

Uncover the art of re-racking whisky casks. Learn more about repairing damage to enhancing, balancing, and experimenting with flavours. 

What happens if a whisky cask leaks?

Explore the reasons behind whisky cask leaks, how to spot them, and methods to fix or re-rack. Learn more with Spiritfilled, whisky cask experts

What happens to the cask after the whisky is bottled?

Empty whisky cask uses explained, including refilling, rejuvenation, reuse for ageing spirits, woodworking projects, or firewood, with guidance from Spiritfilled.

Barrel Charring: What is the purpose of charring the inside of a whisky cask?

The majority of a whisky's flavour comes from the wooden barrel it is aged in and charring whisky casks is one of the leading factors that contributes to it.

Are there different types of whisky casks?

Whisky casks are constructed from long staves of wood that are carefully shaped by an expert woodworker using metal hoops.

What difference does a cask make to the flavour of whisky?

The vast majority of whisky casks are made from oak and around 70% of a whisky's flavour comes from the cask, and all of a whisky's colour.

Why is single cask whisky so special?

Discover exceptional single cask whisky selected by Spiritfilled, including rare whisky casks bottled under our independent bottling label, Mythical Beasts.

Oak Casks: What types of oak are used to make whisky casks?

Oak has been used for centuries to make casks for ageing whisky. The type of oak used to make casks effects the final flavour of the whisky.

What is Bailment and why is it relevant for your Whisky Casks?

We explain bailment, and look at why it bailment is relevant to whisky casks.

How Many Bottles Are There In A Whisky Cask?

How many bottles of whiskey are in a whiskey cask? On average, casks can hold 270 to more than 700 x 70cl bottles of whiskey when they are first filled.

Types of port cask used to make whisky, and their impact on flavour

A guide to the types of port casks used to mature whiskies, and the impact they can have on whisky's flavour.

Where do whisky casks come from?

Where do whisky casks come from? A guide to the kinds of casks used to make single malt scotch, and where they are sourced from.

Whisky Cask Sizes and Types

A guide to the sizes and types of whisky casks used to age single malt scotch.