What is Tanalised Timber?

by scott douglas

If you are shopping around for Timber, you have probably seen Timber described as Tanalised, Tanalith or Pressure Treated.

So what does this mean, and should you opt for Pressure Treated Wood, Tanalith treatment or Tanalised.

The short answer is Yes, Yes and Yes you should, but let's look into Treated Timber a little more to enable you to select the right Timber suitable for your Project.

WADE BUILDING SUPPLIES | PRESSURE TREATED WOOD

Treated Wood

Treated wood will be advertised as Pressure-treated Timber, tanalised, or both.

Pressure Treated Timber means Chemicals are injected into the untreated wood at Pressure.

The Chemical often used is known as Tanalith e, hence the phrase Tanalised Timber.

This means if the treated wood is Pressure treated, it will likely be Treated with Tanalith.

Pressure Treated Wood Benefits

  • Excellent Protection

  • Little Maintenance

  • Protects against Insect Attack

  • It can be used without Further Treatment

  • Protects against Rot

  • Protects against Decay

  • Durable

  • Long-Lasting

 

Common Types of Pressure Treated Timber

  • New Garden Railway Sleepers

  • New Decking Boards

  • New Timber Fence Posts

  • New Timber Gate Posts

  • Sheds

  • Roof Battens

Railway Sleepers

Using new Pressure Treated Railway Sleepers in your Garden will quickly Transform your Outdoor Space.

New Sleepers tend to be Manufactured from Sustainable Softwood and have gone through the treatment process.

They are very Versatile and can be Layed Directly onto the Ground and cut to size.

When cutting Sleepers, you should always add preservatives to the Cut End for extra Protection.

WADE BUILDING SUPPLIES | NEW TREATED RAILWAY SLEEPERS

Treated Wood Sleepers are used for;

  • Raised Beds

  • Garden Edging and Borders

  • Retaining Walls

  • Fencing

  • Furniture

  • Planters

Reclaimed Sleepers tend not to be Pressure Treated but are Hard Wood.

There are pros and cons to working with Hard Wood.

If you prefer Treated Wood but want that Reclaimed Sleeper feel, New Grade B Sleepers are a Good Option offering all the positives of Pressure Treated Wood.

WADE BUILDING SUPPLIES | GRADE B RAILWAY SLEEPERS IN STORAGE

Decking Boards

Whilst laying a Deck in your Garden is a relatively easy task, you do not want to be replacing it or removing it within a few years.

Treated Decking Boards are an ideal surface for your Deck to combine a natural look with low maintenance.

Ensure your Deck has a Good Runoff to ensure water soaks away, and give it a Good Clean when you need to remove any Build up of Grease and Dirt, and your Deck will last for years using Pressure Treated Timber Boards.

 WADE BUILDING SUPPLIES | DECKING PLANK FOR GARDEN DECKING

Fence & Gate Posts

Fence Posts and Gate Posts need to be strong and resilient to withstand Weather Conditions and offer Optimum Support.

Pressure Treated Wood will fight off Moisture, Insects, and Mould and maintain its strength for many years.

WADE BUILDING SUPPLIES | PRESSURE TREATED FENCE AND GATE POSTS

Sheds

A Shed or Log Cabins with Pressure Treated Wood will have a Long Life.

This can depend on where it is located and its exposure to the Conditions.

As a general rule, keep your Shed or Cabin clean and treat with additional wood preservative if in an area with more exposure to the elements.

Roofing Battens

Battens are Regulated in the UK and have an essential role in supporting and being a Fixing Point for Tiles on a Building.

As a general rule and to meet regulations, Battens should have no more than 20% Moisture Content and Treated Timber to fight off Decay and Rot.

 WADE BUILDING SUPPLIES | TIMBER ROOFING BATTENS TREATED WITH TANALITH TO FIGHT ROT AND DECAY

Extra Exterior Treatment

Treating your Timbers further will add many positives, including an aesthetic look and an even longer life.

The Process, your Wood, has already gone through will give it a long life.

The exposed Wood may turn a Silvery Grey Colour over time. 

This is perfectly normal and may be preferred as it gives a Rustic Feel and blends into the Landscape.

You can add colour to your Wood by using Paint or a Stain,

Always check the Paint or Manufacturers Recommendations, and use Paint or preservatives for already Treated Wood.

We would also recommend using a Primer on your Timber before Paint and waiting for at least a few weeks to ensure the Timber has no locked in Moisture.

Of course, choosing to Paint or Stain your Treated Wood is totally up to you.

Your Wood will have a Long Lifespan with the Pre Purchased Preservative process and comes ready-made, making Treated Wood the ideal solution for any Construction, Landscaping or DIY Project.

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