Postsaver Ground Line Sleeves (Square) – Pack of 10 | Professional Fence Post Rot Prevention

Protect your fence posts from the ground up with the Postsaver Ground Line Sleeves for Square Posts – Pack of 10 — the UK’s leading solution for preventing ground line rot in timber fence posts. Engineered to target the most vulnerable section of any fence post — the ground line zone where timber meets soil — Postsaver sleeves create a watertight, airtight barrier that dramatically extends the working life of your fence posts, saving you time, money, and the hassle of premature post replacement.

Why Ground Line Rot is the Number One Enemy of Timber Fence Posts

The ground line is the most hostile environment a timber fence post faces. It’s the zone where fluctuating moisture levels, soil bacteria, fungi, and oxygen combine to accelerate timber decay at a rate far greater than anywhere else on the post. Without protection, even pressure-treated timber posts can begin to rot at the ground line within just a few years — leading to leaning, unstable fencing that requires costly and time-consuming replacement. Postsaver Ground Line Sleeves are specifically designed to eliminate this problem by sealing the ground line zone completely, cutting off the conditions that cause rot before they can take hold.

How Postsaver Sleeves Work

Each Postsaver sleeve consists of a tough outer shell and an inner bitumen lining. When heated, the sleeve shrinks tightly around the post and the bitumen melts to form a seamless, watertight bond that completely seals the ground line zone. The result is a permanent, maintenance-free barrier that protects the most vulnerable section of your fence post for decades — regardless of soil type, moisture levels, or ground conditions.

Key Features

• Pack of 10 sleeves – Ideal for fencing projects of all sizes, from garden installations to large-scale commercial fencing
• Designed for square fence posts – Specifically sized and shaped to fit square timber posts for a secure, professional fit
• Heat-shrink technology – Shrinks tightly around the post when heated, with an inner bitumen lining that melts to form a watertight seal
• Targets the ground line zone – Protects the most vulnerable section of the post where timber meets soil
• Dramatically extends post life – Can extend the working life of timber fence posts by decades, reducing replacement costs significantly
• Compatible with treated and untreated timber – Works with all standard square timber fence posts
• Quick and easy to install – Simple application process suitable for professional installers and competent DIYers alike
• Maintenance-free once applied – No ongoing treatment or maintenance required after installation

Estimated Delivery Window

We aim to deliver within the delivery window mentioned on the product page, though this may vary slightly depending on the product, stock levels, and order size.

Please Note

Lead times are provided as estimates only. Orders placed today may be subject to change depending on material availability, courier capacity, and staffing levels.

Deliveries requested for a specific date or time may incur an additional fee; however, these cannot be guaranteed. Any re-delivery required due to the customer not being present, site refusal, or similar reasons will also result in an additional delivery charge.

Store Fittings Direct reserves the right to delay delivery, without liability for any loss or financial penalty, due to any direct or indirect factors beyond our control.

Pay By Card

The easiest way to complete your purchase is by paying with a debit or credit card during the checkout process, providing your card is authorised, you order will be processed Immediately. All major debit and credit cards are accepted including American Express 

Finance 

If you are looking to finance your order, we have teamed up with Iwoca to bring you some of the most flexible finance available today. If approved, you could enjoy up to £30,000 of credit with repayments from 30 days  up to 12 months! 
Please see our finance section for more information, or simply apply at checkout, you'll be redirected to Iwoca for approval, if approved, your checkout will automatically complete.

BACS / Bank Transfer

This can be the simplest way to make a larger capital purchase without using a third party.
If this is the preferred method of payment, please select Bank Transfer at checkout.
Bank transfers should be made within 24 hours of placing your order, using your order number as a reference in the transfer. 
If you require longer than 24 hours, please contact our team and we will be happy to assist.