Knauf Loft Insulation roll Floor roof Lagging (1, 100mm)
Pros
- Single-roll pack suits smaller top-up or repair jobs without over-ordering
- Mineral wool construction gives solid thermal and acoustic performance
- Works for both roof lagging and suspended floor insulation
Cons
- Higher cost per roll than buying in the larger multi-roll packs
Specifications
- Material
- Mineral Wool
- Price tier
- Mid-range
- Size
- 100mm
How it compares in Loft & Wall Insulation
We list 20 loft & wall insulation products, priced from £15.98 to £563.00. At £52.99 this one is the 11th cheapest of them — 9 cost more. The average across the subcategory is £104.37 and the midpoint is £50.49, so it lands £51.38 below the average.
Its 3.8-star score sits 0.52 below the loft & wall insulation average of 4.32, with 17 of the 20 rated higher. Its 5 Amazon reviews make it the 17th most-reviewed here, against a subcategory average of 401.
Price position in Loft & Wall Insulation
Splitting the subcategory into three price bands puts this product in the Mid-range band (£45.59–£64.99), which holds 7 of 20 products and averages £53.22 at 4.46 stars.
| Band | Range | Products | Average price | Average rating |
|---|---|---|---|---|
| Budget | £14.38–£44.99 | 7 | £30.09 | 4.34 |
| Mid-rangeThis one | £45.59–£64.99 | 7 | £53.22 | 4.46 |
| Premium | £84.99–£563.00 | 6 | £247.99 | 4.13 |
About this product
This Knauf Loft Insulation roll offers a straightforward solution for smaller roofing or suspended floor insulation projects. Designed for those undertaking minor repairs or top-ups, this single-roll pack avoids the waste of purchasing larger multi-roll packs when only a small area needs insulating. It’s ideal for homeowners and DIY enthusiasts who appreciate efficiency and minimising material usage.
The roll utilises Knauf’s renowned mineral wool construction, providing robust thermal performance – crucial for maintaining warmth within your property – alongside effective acoustic insulation to reduce noise transmission. This makes it suitable for use in both roof lagging and suspended floor applications, offering versatility within your home improvement tasks.
The 100mm width provides a practical size for targeted application, particularly useful for filling gaps or completing smaller areas. The roll is designed for ease of handling and installation. However, please note that this product is priced at a mid-range level compared to bulk purchases – consider the quantity you require before selecting this option.
It’s important to remember that whilst highly effective, this single-roll pack is best suited for smaller jobs or topping up existing insulation. For larger areas or significant insulation projects, exploring the multi-roll options offered by Knauf will likely represent a more cost-effective solution. Always consult with relevant building regulations before commencing any insulation work.
Related attributes
FAQ
What is this Knauf Loft Insulation roll best suited for?
This roll is ideal for topping up insulation in smaller spaces, such as roof voids and suspended floors. It’s particularly useful for minor repairs or supplementing existing insulation where a full replacement isn't needed.
How does the size (100mm) affect its application?
The 100mm depth provides a good level of thermal performance, suitable for most standard loft spaces. It’s designed to create a substantial layer of insulation within the cavity.
What materials is it made from and how does that impact its performance?
It's constructed from mineral wool, which offers excellent thermal and acoustic properties. Mineral wool also resists moisture and fire, contributing to safety and comfort.
Can I use this for both roof lagging and floor insulation?
Yes, this roll is versatile and can be used effectively for both roof lagging and suspended floor insulation, making it a convenient option for various projects.
Is this a good value compared to buying larger multi-roll packs?
While the cost per roll may be higher than bulk purchases, this single-roll pack is suitable for smaller jobs, preventing over-ordering and potential waste.
How does it compare to other mineral wool insulation rolls in this price range?
It offers a competitive balance of performance and cost compared to similar mineral wool options available at a comparable price point; its compact size makes it easy to handle.
What maintenance or cleaning should I do on the insulation?
Mineral wool is generally low-maintenance. However, if dust accumulates, you can gently vacuum it with a brush attachment to avoid stirring up fibers.
Are there any specific safety precautions I need to take when installing this?
Wear gloves and eye protection during installation to prevent skin or eye irritation from the mineral wool fibres. Avoid creating excessive dust.
What type of fixing systems are best suited for use with this insulation roll?
It’s compatible with standard fixings like batt clips, ensuring a secure fit within the loft space. Consider using breathable membrane to manage moisture.
Does it provide sufficient thermal performance for UK homes?
The mineral wool construction provides adequate thermal performance in line with current UK building regulations for loft insulation, helping to reduce heat loss from your home.
£52.99
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