Can you lay loft boards directly onto joists?

You can still board directly on to the joists if you want, but it is worth noting that this would not pass a building control inspection, because you wouldn't have the full 270mm depth of insulation required by regulations. Whatever you do, make sure you put as much insulation beneath the boards as possible.
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Can you board straight onto loft joists?

Can I Board directly onto joists? The simple answer is no. The most common joist heights in use in modern properties are between 75mm and 100mm.
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Do you have to screw loft boards down?

Fixing the Loft Boards to the Ceiling Joists

The long sides of the loft boards should be laid at 90 degrees to the joists and the ends of every board should always meet on a ceiling or floor joist. All fixings to the joists or rafters should be done by screwing the panels down.
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Can I lay loft boards over insulation?

Placing loft boarding over insulation is an easy process and is essential if you want both storage and for your quilt insulation to work at its optimum performance. With the correct products, such as Loft Legs, this is easy and cost effective too.
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Can loft boarding cause damp?

How Standard Loft Boarding Can Damage Your Property. Can cause damp – as standard boarding is placed onto the joists of your roof, this will inevitably squash your insulation, which stops it from working and will cause condensation to build up as it doesn't have room to breathe.
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How To Lay Loft Boards, How To Fit Loft Boards, Install Loft Boards, Home DIY



Does boarding your loft cause condensation?

Does Loft Boarding Cause Condensation? Yes, it can. Before the amount of insulation changed it wasn't so much of a problem. However, now, if standard boarding is placed on top of your deep insulation, the material below won't be able to breathe or take in the moisture.
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Can you walk on loft chipboard?

Move safely in the loft

Never stand on the plasterboard as this won't bear your weight and only stand on the ceiling joists if you have to. For easier movement in the loft, we recommend using walk boards (also known as crawl boards) laid across the joists.
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How do you board a loft cheaply?

For a cheaper way to board than Diy store boards, buy larger flooring boards and cut them down yourself, better value for money especially if you can pick them up from a merchant. You can then measure loft hatch opening and lay in longer lengths, depending on height to pull boards up.
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Can I put plywood over insulation in attic?

Once the insulation is down, you can turn your attic into valuable storage space by covering the floor with plywood. It will also make the attic a safer place in which to walk.
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How do you attach a loft board?

How to board a loft
  1. Step 1: Measure Up. Work out the area that you need the boards to cover. ...
  2. Step 2: Get to Work. Put on your protective clothing and place a board between the ceiling joists to act as a temporary work platform. ...
  3. Step 3: Making it Permanent.
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Are Loft Legs safe to walk on?

6) Can I walk on Loft Leg XLs? Yes, Loft Leg XLs have been designed and independently tested to support weights in excess of the weight of an adult.
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How thick should loft boards be?

Standard boards are commonly available in two sizes: 2,400 x 600mm and 1,220 x 320mm; and either 18 or 22mm thick. The larger boards are available from your local timber merchant and are the cheapest and easiest way to board a loft.
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How much weight can a ceiling joist hold?

Ceilings in single-story homes are only designed to support a constant load of 5 lbs/SqFt., plus a live load of 10 lbs/SqFt. This varies by the span of the joist and the size, grade, and species of lumber used.
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Can you put loft insulation under floorboards?

Insulation can be laid over the existing floor, but if a floor is being replaced, this is a perfect opportunity to improve the standard of insulation.
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What can I use to board my loft?

We'd recommend using purpose-built loft boards as they tend to have tongue and groove fittings for easy installation, and they are also often shorter, so easier to get through your loft hatch.
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Does boarding loft add value?

The biggest loss of heat in a building is through the roof, and boarding your loft strengthens the insulation. A boarded loft is also likely to add value to your home — a mixture of energy efficiency, convenience and the simple fact that it looks a lot nicer than a loft with bare joists.
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How do you attach loft boards to loft legs?

The loft boards should always be installed perpendicular to the joists or trusses. Lay the first board down and secure in place along the back edge. The front edge cannot be fixed until the next board is in place.
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Can you use loft boards as floorboards?

yes they can be used, no problem, although personally I hate them as they are nigh on impossible to lift without damaging.
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Can the loft take my weight?

Will the boards bear my weight? A properly boarded loft, with the boards laid over joists in good condition, will be completely secure. It will easily take the weight of boxes, packing cases and even some items of storage furniture, and will bear the weight of anyone accessing what's stored there.
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Why do things go Mouldy in the loft?

Insulation. Without the correct amount of insulation in your loft, warm, moist air could enter, creating a humid environment. As the air cools, it condenses and will form condensation, increasing the chances of mould growth.
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Should your loft be damp?

Principally you must ensure that the loft is effectively ventilated in order to improve air flow and to allow damp air to disperse outside rather than settle on loft surfaces. In an attempt to do his you may want to: Ensure ventilation slots in the roof space are unobstructed.
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Should loft insulation be pushed up to the eaves?

Don't pack it in: squashing insulation to fit the space seriously compromises its effectiveness. Also avoid pushing the insulation into the eaves to keep ventilation paths at the edge of the roof well aired and roof timbers dry.
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