installing deck boards bark side up or down

Bark side up or down? Wood Board Cupping: should wood boards .

Bark side up: sheds water better so we fantasize that the wood will dry out better stacked in that position. But bark side down exposes the two split sides of a roughly triangular split firewood log or a semi-circular split half-log to having its freshly cut and split side up and possibly exposed to more airflow. Which did I find was better?

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Bark Side Up or Bark Side Down? - Fine Homebuilding Diy .

Sep 22 2014 - So when you install pressure treated flat sawn wood decking do you face the bark side up left in photo or bark side down right in photo ? Ask ten people and half will likely say & 39;bark-side-up& 39; a few will say & 39;bark-side-down& 39; and the rest will shrug their shoulders. Learn the answer in this article.

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The finish line

of deck boards was about 2% wetter than the top. The better the water repellent the greater the difference. Contrary to popular notion there is only a small advantage to placing boards bark-side up with regard to cupping. However it is advisable to place the bark-side up for other reasons. The pith side is more prone to a severe type of .

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Installing Deck Boards: Rings Up Or Down MyFixitUpLife

Grain direction bark side up/pith side up doesn’t really matter. What you want to do is put the best face of the board up. And by best face I mean the nicest face—any wane or bark goes down. I have installed EcoLife pressure treated decking and Western Red Cedar decking this way.

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AZEK Deck Install Guide - Seven Trusts Holiday

Follow these guidelines for best deck installation: AZEK Deck Boards are one-sided products. Deck Boards are to be installed with the grain side up for the walking surface. AZEK Rim Joists Covers are one-sided. Rim Joist Covers are to be installed grain side out.

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Decking boards: which side up? - Fine Homebuilding

It has also been argued that the heart side of the boards rots more slowly than the bark side so the heart side should be installed facing up. But consider that the bark side of the boards is usually sapwood which is less dense and therefore usually absorbs more preservative during the treating process.

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Bark Side Up or Bark Side Down? - Fine Homebuilding

The objectives for orienting the decking bark side up or down are to minimize cupping which leaves raised edges for feet to ch on reduce splitting AKA ‘checking’ diminish the chance for rot and have fewer splinters.

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How to Install Pressure Treated Wood for a Deck Lonza

Wide flat boards are subject to ponding of rainwater which can lead to cupping problems. Place boards bark side up. This side will be more likely to have treated sapwood on the exposed face. For Above-Ground treated wood make sure there is good under-deck ventilation allowing airflow around the entire deck.

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Bark Side Up vs. Best Side Up Decks.com by Seven Trust

If your deck boards are wet some carpenters prefer to install them bark side up to prevent cupping. This technique will orientate the visible growth rings in a downward arc like a dome to eliminate any protruding corners and allow water to run off the boards.

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Bark Side Up or Down DIY Home Improvement Forum

Most often it& 39;s bark side up but if you look at the end of the board and you can see the wood had a mind of it& 39;s own and did not get the memo on how it was suppost to cup there& 39;s no harm in installing it anyway as long as the high side of the cup is up.

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Building a Deck with Treated Wood – The Ultimate Guide Lonza

Place boards bark side up to help shed water. They will also be more likely to have treated sapwood on the exposed face. Make sure there is good under-deck ventilation for above-ground treated wood allowing airflow around the entire deck.

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Bark Side Up or Bark Side Down? - ActiveRain

So when you install pressure treated flat sawn wood decking do you face the bark side up left in photo or bark side down right in photo ? Ask ten people and half will likely say ‘bark-side-up& 39; a few will say ‘bark-side-down& 39; and the rest will shrug their shoulders.

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How to Buy Decking Boards Lumber DIY Family Handyman

Install decking boards “good side up.” Some swear decking boards should only be installed “bark side up ” the theory being if a board cups boards laid “bark side up” will warp into a hump that water will run off rather than a dip where water can settle. But tests have shown there are many reasons boards cup and they don& 39;t always .

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How To – Bark Side Up Or Down – Decks Shingles YouRepair

As often as every deck is built the question arises should you place the bark side up when you install the decking or should you place the board so the bark side is down.? The reason for this is to reduce cupping or warpage of the board. In shingling the same is true there is an inside and outside of many shingles.

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Deck Boards: Bark Side Up or Down? - thespruce.com

"Bark side down" orients the board so the end grain growth rings curve upward. This creates a crowning warp when wet. As a result water is shed from the board as opposed to pooling on it. Also the exposed board face is heartwood closer to the tree& 39;s center versus sapwood and heartwood is more decay-resistant.

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Bark Side Up Argument Why Should Wood Boards Be Placed Bark .

Bark side up on an exterior deck floor may balance tangential. wood shrinkage against the effects of high moisture on the rained-on side of boards pitting one force against the other. For a deck whose underside is likely to remain more wet than its upper surface you might prefer bark side down..

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Pressure Treated Wood Uses Limitations and Safety Considerations

Ideally you would want all the deck boards to cup downwards so any rain would run off them rather than collect on the wood. Some people assert that the ONLY way to install deck board is "bark down". The rationale is that a board in laboratory conditions resting across a couple of sawhorses will tend to cup towards the bark side as it dries out.

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Laying out deck boards The Seven Trust Community

Installation tips for treated decking; Nail bark side up - always nail boards bark side up annual rings arc upward to reduce cupping. Butt boards tightly as drying occurs noticeable shrinkage can be expected and also always d rill pilot holes especially when nailing near the edge or end of the board. Hope this helps. George

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Q and A: Bark-Side Up or Down With Decking? JLC Online

Theoretically you can ensure that a board will cup downward to shed water and thereby reduce deterioration by exposing one face or the other. In fact seldom does a week pass that I’m not involved in a discussion about whether to install deck boards either bark side up or bark side down.

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Pressure Treated Deck Boards - what side up

The reason I put the bark side down is because when a board dries out and if it start to "cup" it will do so because of the tension caused by each growth ring reducing in thickness a little bit. The rings closer to the outside of the log nearest the bark are longer - the diameter is longer the radius is longer - and so when they reduce in .

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Decking bark side up or down? Family Woodworking

I found this reference: In 1995 researchers in Wood Surface Chemistry at the USDA Forest Service Forest Products Lab R.Sam Williams and Mark Knaebe drafted “The Bark-Side / Pith-Side Debate” Most of the points they make about wood behavior supports orienting deck boards “bark-side up” however at the end they state “These factors although important can be overridden by a third .

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