What is the best loft insulation to use?

Drew Lindgren asked a question: What is the best loft insulation to use?
Asked By: Drew Lindgren
Date created: Tue, Aug 3, 2021 6:52 PM
Date updated: Sat, Jan 22, 2022 8:51 AM


Top best answers to the question «What is the best loft insulation to use»

What kind of insulation should I put on my loft?

  • If you intend to use the loft for storage, then the most cost-effective solution is called cold roof insulation. It’s fitted on top of the ceilings of the rooms below, and usually done by laying quilts or batts of insulation between and over the joists.


Those who are looking for an answer to the question «What is the best loft insulation to use?» often ask the following questions:

🏘 What is the best loft for insulation?

  • The simplest and cheapest loft insulation solution is the classic cold loft option. This involves insulating between and over the wooden joists immediately above the ceiling of your top floor. This is generally the only grant-funded option, although it is also fairly easy to do as a DIY project.

🏘 How much loft insulation is best?

Measure your loft and buy enough blanket insulation product to fill it to a depth of at least 270mm. Unroll the insulation and lay it along between the joists. Most joists are around 100mm high (but measure yours first to confirm this), so you’ll need 100mm thick wool for this first layer.

🏘 What is the best insulation for a loft?

For a cold roof, you can take your pick of loft rolls, choosing from mineral wool, sheep's wool, glass wool or even specialist acoustic wool that's great for blocking out outside noise. You also have the option of using loose-fill products to top up any insulation you may already have in place.

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We've handpicked 23 related questions for you, similar to «What is the best loft insulation to use?» so you can surely find the answer!

What is compressed loft roll insulation?
  • Compressed loft roll insulation can compromise thermal performance and reduce the energy efficiency of your home Loft Leg raises the height of a storage deck by 175mm on top of ceiling joists, to prevent compression of loft roll insulation, maintaining U values
What is loft insulation made of?
  • Loft insulation is a thermally efficient roll of material, typically made from glass fibre or renewable wood fibre material. The natural properties of these materials create a barrier in your roof space to prevent heat from escaping.
What is loft insulation used for?

It's used to insulate your loft.

What is the cheapest loft insulation?

Blanket insulation (loft roll insulation) is the cheapest and most common loft insulation, as it is easy to fit between joists and comes in glass, mineral fiber, rolls of rock, and foil-backed felt.

Can i compress loft insulation?

Many of us store old bits and pieces in the loft like luggage and Christmas decorations, but one of the biggest problems is storing these on wool insulation in the loft. For one, boxes will compress the insulation, making it less effective in terms of energy savings. In addition, the wool is pretty horrible to touch (although not our 100% sheep ...

Can loft insulation cause cancer?

But while some research suggests that inhaling fiberglass particles could cause cancer, but in 2001, the International Agency for Research on Cancer removed glass, rock and slag wool fibers -- common elements of fiberglass insulation -- from its list of substances possibly carcinogenic to humans [sources: NTP, IARC].

Can loft insulation cause condensation?

Whilst insulation is great for making top floor rooms warmer, it comes at the cost of making your loft or roof space cooler. Condensation in lofts occurs when humid air makes its way through insulation or other gaps into the loft space and hits a cooler surface leading to beads of moisture on timbers, lintels and on the underside of the roof.

Can loft insulation contain asbestos?

Loose asbestos is most commonly found in lofts as loft insulation, but it can also be found under floorboards an inside cavity walls, both in domestic and commercial properties. It’s very easy to identify as it has a fluffy, almost candyfloss like appearance, which is usually white or a blueish grey colour.

Do loft boards improve insulation?

Which is the best way to insulate a loft?

  • Warm loft. An alternative way to insulate your loft is to fit the insulation between and over the rafters – these are the sloping timbers that make up the roof itself. You can use rigid insulation boards, carefully cut to size, or you can have foam insulation sprayed between the rafters.
Do mice eat loft insulation?

How To Stop Mice From Destroying Your Foam Insulation. If you have a mouse infestation in your home and notice that they are eating through your foam insulation, there is not much you can do to stop them without completely removing the insulation and replacing it using a protective barrier like the one mentioned above.

Does foil loft insulation work?

This insulation is lined on both sides with silver foil which acts as both a heat reflector and vapour barrier. The insulation foil covering is of course a very good reflector of electrical signals! In insulating the loft we had created a partial Faraday cage which was stopping the TV reception.

How does loft insulation work?

loft insulation stops heat being lost out of your roof

How good is loft insulation?

If you have a loft then you definitely need loft insulation. Besides cutting your carbon footprint, effective loft insulation can slash your heating bills by up to £250 a year . Plus, making your home more energy-efficient could increase its value by 14%*.

How to apply loft insulation?

Lay the insulated loft boards at right angles to the ceiling joists and with the chipboard surface on the top. Ensure that each 1220mm long board is supported across at least three joists. If fitting close to the eaves, maintain a 25mm ventilated airspace between the insulation boards and the eaves. Step 5

How to clean loft insulation?

Top 10 Tips for Easy Attic Cleaning

  1. Step One: Remove Everything. An empty room is the easiest to clean…
  2. Wipe Away Every Inch of Dust…
  3. Vacuum, Then Sweep…
  4. Inspect Your Insulation…
  5. Look for Moisture and Mold…
  6. Take a Few Preventative Measures…
  7. Sort Your Belongings…
  8. Donate What You Don't Need.
How to cut loft insulation?

What do you cut loft insulation with? To cut the insulation, use a long sharp knife with a serrated edge, such as a bread knife. Sandwich the insulation between two boards and, using the top board as a guide, run the knife along the ...

How to diy loft insulation?

Step 1. If you’re laying narrow, pre-cut rolls (370/380 or 570mm) or encapsulated insulation - ...

How to install loft insulation?

This video looks at the costs and benefits of insulating your loft, as well as how to install mineral wool insulation yourself.In this video, Loft Roll is us...

How to loft insulation installation?

If your tank is in a raised position (at least 10cms above the uppermost layer of insulation) then you can insulate the underside of the tank. If there are electric cables in the loft, try to leave...

Is fibreglass loft insulation dangerous?

Fibreglass insulation is most commonly used for insulation in our lofts after taking over asbestos for serious health issues. We all know about that itchy ‘stuff’ …

Is fibreglass loft insulation fireproof?

In addition to that, it is non-combustible, meaning it is inherently fireproof and does not need to be treated with a fire retardant. That being said, SOME fiberglass facings, such as kraft paper and foil are combustible. “Faced insulation” is insulation that has a paper vapor retardant, used for moisture control.

Is fibreglass loft insulation flammable?

Fiberglass: Made of glass that is spun into fibers, then combined with plastic polymers, fiberglass insulation is naturally fire resistant. However, although the fiberglass itself will not burn, you will need to be careful with batts that are backed with paper or foil, as these materials can burn quickly.

Is polystyrene loft insulation safe?

You can use batts, polystyrene slabs, expanded polystyrene or spray foam to insulate your roof or loft space. One of the advantages of warm loft insulation is that it is ideal for a flat roof. This is because there are problems with condensation.