For safe, reliable access at height, the Jefferson AS4 Multi-Purpose Ladder (JEFLADMPAS04) is a trade favourite. Designed for professional and DIY use, this versatile ladder easily converts between step, extension, and platform configurations, making it ideal for a wide range of tasks around the home, workshop, or construction site.
Constructed from lightweight, high-strength aluminium, the AS4 offers durability without compromising portability. Anti-slip feet and locking hinges provide stability on any surface, ensuring both safety and confidence on the job.
Key Features:
Multi-Purpose Design: Converts between step ladder, extension ladder, and platform configurations for maximum versatility.
Lightweight & Durable: Aluminium construction makes it easy to carry while maintaining strength and stability.
Secure & Stable: Non-slip feet and locking hinges prevent movement and ensure safe use on all surfaces.
Trade & DIY Ready: Suitable for professional jobsites as well as home projects.
Easy Storage: Folds compactly for convenient storage and transport.
Always ensure the ladder is fully locked in position before use and place it on a stable, level surface. For extension ladder use, maintain a 1:4 ratio for base distance to height.
* Effective from 3 December 2025 * Free delivery on order over €400, applies to Small & Light, Large & Heavy items within zone 1 only.
Zone Indicator:
To help you understand delivery availability, every item displays a zone icon, icons appear on the top-right corner of each product image:
Types of goods
Available zones
Descriptions
Small & light items
All Zone area
Items under 20kg weight & under 2m long, (some fragile items may not be included e.g. glass/mirrors)
Large and bulky items Extra Large items
Zone 1 & 2 only
Wet & hazardous bagged, items over 20Kg weight & oversized; Euronics white goods, TVs of all sizes.
Large Paint items (6L / 6L+)
Zone 1 only
Large hazardous items (6L+) - available for collection
Available zones
Indicator
Descriptions
All zone area
This icon with all zone area in green, indicates this items can be shipped to all Zone.
Zone 1 & 2 only
Zone 1 & 2 in green and zone 3 greyed out, indicates this product can only be shipped to Zone 1 and 2
Zone 1 only
Zone 1 in green zone 2 and zone 3 are greyed out, indicates this product can only be shipped to Zone 1 only.
Old Appliance Collection:
When you buy a large appliance, we’ll collect your old one for free through WEEE Ireland. Please ensure it is uninstalled, disconnected, and ready for pickup. Collection is like-for-like and takes place at the front door or apartment entrance. Restrictions may apply based on access and item type.
At TJ O'Mahony we will exchange or refund any Retail unused product returned to us in its original condition within 30 days of receiving it (*)You can return any unused product to us in its original condition for a full refund or exchange within 30 days of delivery.
This right to return does not apply to products that are non stock and only available to order such as catalogued doors, catalogued bathroomware and mixed paints which are made especially for your order.
Please note that we are unable to accept returns on certain bagged building products and materials, including (but not limited to) hard wall, cement, bonding, slates, and ridges. We appreciate your understanding and recommend checking product requirements carefully before purchase.