URSA 35 Cavity Wall Batt 75mm Cavity Wall Insulation

The URSA 35 Cavity Wall Insulation Batt 75mm is a lightweight, semi-rigid glass mineral wool slab, suitable for fully and partially filled masonry cavity walls up to 25m high.


75 mm


Covers 4.91m2


£7.13 /

inc VAT


£5.94 /

ex VAT
Actual Area (sq m) 4.91
Total Price £29.16

Product Description

The URSA 35 Cavity Wall Insulation Batt 75mm is a lightweight, semi-rigid glass mineral wool slab, treated with silicon based water repellent. It can be used in both fully or partially filled masonry cavity walls and has a thermal conductivity of 0.035 W/mk.

The product possesses excellent thermal properties and has a minimal resistance to the passage of water vapour, allowing your walls to breathe. It has been produced to ISO 9001 standards using a minimum of 50% recycled glass waste. 

The latest generation of URSA Terra mineral wool has a soft feel while retaining its excellent mechanical properties, making it easier to install and handle than previous generation products.

  • 0.035 W/mK thermal conductivity
  • Suitable for walls up to 25m high
  • ISO 9001 rated
  • 50% recycled glass waste material

Technical Specification

Area 4.91m2
Dimensions 75mm
Thickness 75mm

The information given here may vary and is partly based on information from our suppliers. It represents the prevailing level of expertise and is not binding in a legal sense. The compliance of legal requirements lies within the customers own responsibility.

You can find all of the information shown here on one of our product data sheets which are in a PDF format. You can download this below.

Technical Data Sheet
Product Data Sheet


On average, this item takes 2 to 3 working days to be delivered to a UK Mainland address.

Our delivery rates are calculated on an order value basis. All standard deliveries are delivered by couriers (company variable) and can be received up to 3 to 5 working days from order (6 working days if you order after 12.30pm on a weekday).

All available delivery options for this item can be selected at the check-out and if you order before 12pm Monday to Friday, your order will be processed the same day.

Need it quickly?

We may be able to deliver this item on a next day service, please contact us to arrange this prior to ordering.

The Small Print Stuff

You should never book fitters before you have received your goods, we cannot be held responsible for costs incurred by yourself as a result of delivery complications and/or delays.

Deliveries are palletised and heavy, therefore our delivery services are to kerb-side only – you will be responsible for moving the goods from the roadside to the property.

Shortly after placing your order, you will receive a delivery date confirmation email. This email will detail the day of delivery which can take place any time between 8am and 6pm. If you require a more accurate time slot, please contact us prior to ordering and we’ll do our best to assist you; this could be at an additional cost.

For full delivery details, including timescales and Terms & Conditions, please click here