They please click the links below for more info regarding the knauf dritherm range. Visit or call your local branch today to order at great trade prices. Provides thermal insulation in resident and nonresidential masonry cavity external walls. Dritherm is a field applied pourinplace hydrophobic powder type underground insulation and corrosion protection product. Earthwool dritherm glass mineral wool cavity slabs are for the thermal insulation of masonry cavity external walls and are installed to fully fill the cavity. With over 4 million double brick homes already insulated with water resistant cavity insulation across europe, dritherm cavity slab is a proven, thermally efficient insulation. They can be used to either full fill or partially fill wall cavities in buildings up to 12 metres high. Dritherm cavity insulation slabs glass mineral wool. Specs specified crown dritherm cavity slab 32 ultimate 75mm thick along with standard 100mm lightweight block and regular facing brick. Table 1 slab characteristics and use slab thickness mm permitted deviation in cavity width from slab. Earthwool dritherm cavity slab 37standard insulation express. The uvalues have been calculated assuming that all walls are lined with 12. Prior to 1991, an identical formula was sold and distributed in north america as protexulate beginning in the late 1960s.
Knauf dritherm cavity wall slabs earthwool just insulation. Dritherm 37 slab insulation glass mineral wool knauf insulation. Dritherm cavity slab is independently appraised and has a 50 year moisture resistant warranty. Knauf insulation earthwool dritherm cavity slab 37. They are 455mm wide to suit standard vertical wall tie spacings, ensuring a closed joint with adjacent slabs. Glass mineral wool with ecose technology safety data sheet. Earthwool dritherm cavity slab 37standard insulation. Knauf earthwool dritherm 32 100mm ultimate cavity insulation. For any u value calculations for alternative construction buildups, please contact our technical support team on 01744 766666. Knauf earthwool dritherm cavity slabs knauf insulation.
Buy 20 packs of knauf dritherm 32 100mm best price deal. Dritherm cavity slabs are odourless, rot proof, nonhygroscopic, do not sustain vermin and will not encourage the growth of fungi, mould or bacteria. Knauf knauf earthwool dritherm cavity slab insulation. Earthwool dritherm cavity slabs provide a costeffective thermal and acoustic barrier for energyefficient construction. Earthwool dritherm cavity slabs are easy to handle and install, being lightweight and easily cut to size, where necessary.
Earthwool dritherm cavity slabs 100mm are semirigid or rigid slabs of noncombustible, water repellent, glass mineral wool. Knauf dritherm cavity slabs are semirigid or rigid slabs of noncombustible, water repellent. Earthwool dritherm cavity slabs are for the thermal insulation of masonry cavity external walls and are installed to fully fill the cavity. The combination of performance, quick local availability, and simple installation often make dritherm. Online insulation u value calculator app calculate thermal. Earthwool dritherm cavity slabs guarantee earthwool dritherm cavity slabs are guaranteed for 50 years to resist the transmission of liquid water from the outer masonry leaf to the inner masonry leaf in new cavity walls and to have a thermal conductivity of 0. Dritherm is designed to provide the ideal balance of performance and value for underground thermal installations. Dritherm 32 cavity slabs noncombustible glass mineral wool insulation, designed for use in external masonry cavity. Earthwool dritherm cavity slab 37 standard for the thermal insulation of masonry cavity external walls, either partially filling or fully filling the cavity. Knauf earthwool dritherm glasswool cavity wall slab. Dritherm cavity slab 34 super has a thermal conductivity of 0. There are different uvalue requirements for different types of work and these are also different in each country. Knauf insulation earthwool dritherm cavity slab 32.
Thermal performance in masonry cavity walls using mineral wool. The u value of a proprietary rainscreen cladding system is dependent on the degree of thermal bridging in the system. The standard products are supplied unfaced, but they can also be manufactured with a factory applied foil or tissue facing. Explore our full range of dritherm cavity insulation slabs products here. Dritherm cavity slabs are semirigid or rigid slabs of noncombustible, glass mineral wool with a waterrepellent additive. First brought to market in 1967 as protexulate, dritherm is ideally suited for underground steam, hot, and chilled water systems. Earthwool dritherm dritherm cavity slabs are semirigid or. The consistent quality, low dust, and cleancutting resilient glasswool makes installation fast. Earthwool dritherm cavity slab 34 super declaration of performance. Applications include buried thermal pipes including steam, hot and chilled water pipes. Approval can be sought from knauf insulation ltd and the british board of agrement for earthwool dritherm cavity slabs use in buildings over 25m high. Environmental earthwool dritherm cavity slabs represent no known threat to the environment. Earthwool dritherm cavity slabs can be used in masonry cavity external walls and are installed to fully fill the cavity.
Application earthwool dritherm cavity slabs are for the thermal insulation of. Dritherm cavity slab has a certified material r value of 1. Knauf manufacture a wide range of insulating products for use in a number of different applications, and earthwool dritherm cavity slabs are the latest innovative products available. Earthwool dritherm 32 ultimate is a high density cavity slab offering excellent levels of thermal resistance for thermal insulation in external masonry cavity walls. Earthwool dritherm cavity slab 32 ultimate declaration of performance. Earthwool dritherm 32 ultimate is a 100mm slab of glass mineral wool specifically design for the thermal insulation of cavity walls. Knauf insulation earthwool dritherm cavity slab 32 ultimate 100 x. Knauf earthwool dritherm cavity slab 37 100mm homebase. The slabs are 455mm wide to suit standard vertical wall tie spacing, ensuring a closed joint with adjacent slabs. Made with a water repellent additive they are designed for use in external masonry cavity walls to provide a fullfill insulation solution which is installed as walls are being built. It has very high levels of thermal resistance allowing compliance with the relevant building regulations view product details. Typically 100mm of earthwool rainscreen slab will achieve a u value of 0. Knauf earthwool dritherm 32 cavity slabs are high performance, fullfill, cavity insulation slabs semirigid or rigid slabs of noncombustible water repellent glass mineral wool they are 455mm wide to suit wall tie spacing.
The following is a summary of the assessment and technical investigations carried out on crown dritherm cavity slab. Earthwool dritherm cavity slabs are certified by british board of agrement certificate 953212. Earthwool dritherm cavity slabs 34 super are for the thermal insulation of masonry cavity external walls and are installed to fully fill the cavity. Knauf insulation earthwool dritherm cavity slab 37 standard 100mm knauf insulation earthwool dritherm cavity slab 37 standard 100mm. As well as technical advice, our tst team can provide u value calculations, nbs clauses, 3d heat loss calculations and cad files for your project. Earthwool dritherm 37 cavity slab insulation 100mm buildbase. Knauf dritherm cavity slab 32 75mm crown insulation.
Earthwool dritherm cavity slabs are semirigid or rigid slabs of noncombustible, water repellent, glass mineral wool. Dritherm cavity slab 37 standard has a thermal conductivity ranging from 0. Knauf insulation earthwool dritherm cavity slab 32 ultimate 100 x 455mm. Earthwool dritherm cavity slabs have thermal conductivities ranging from 0. Dritherm cavity insulation slabs glass mineral wool insulation knauf insulation. Dritherm 32 ultimate has the best thermal values of the dritherm range description earthwool dritherm cavity slabs are semirigid or rigid slabs of noncombustible, water repellent, glass mineral wool. Dritherm cavity insulation slab 37 from knauf earthwool 100mm. Earthwool dritherm cavity slab insulation superstore. Knauf insulation earthwool dritherm cavity slab 37 standard. Knauf insulation earthwool dritherm cavity slab 37 standard 100 x. Knauf insulation earthwool dritherm 32 ultimate encon. Earthwool dritherm cavity insulation slab 32 ultimate from.
Knauf dritherm cavity slab 32 100mm crown insulation. The table below shows the uvalue and required thickness of earthwool dritherm cavity slabs. Dritherm cavity slab 37 insulation from knauf earthwool. Online insulation u value calculator app calculate. Knauf dritherm cavity wall slab 37 standard is a slab of noncombustible, glass mineral wool with a waterrepellent additive, designed for reliable and longlasting effective insulation. Rigid or semirigid water resistant slabs of glass mineral wool insulation. Dritherm cavity slab 37 standard has a thermal conductivity of 0. Dritherm cavity slab is 600mm wide to suit standard vertical wall tie spacings, ensuring a closed joint with adjacent slabs. Knauf earthwool dritherm cavity slab 32 ultimate 1200x455x100mm. Knauf earthwool dritherm 32 ultimate comes in packs of 6 pieces 100x455x1200mm 3. Dritherm cavity insulation slab 37 from knauf earthwool. The combination of performance, quick local availability, and simple installation often make dritherm the s mart choice. For more information talk to us today by calling 01744 766600.
Earthwool dritherm cavity slabs are noncombustible glass mineral wool slabs, manufactured using our revolutionary ecose technology and a water repellent additive, designed for use in external masonry cavity walls to provide a fullfill insulation solution which is installed as walls are being built. Alternatively, you can complete our technical support contact form. Dritherm cavity slab 32 ultimate 75mm thick thermal conductivity wmk 0. The slabs are semirigid, water resistant and have a vertical height of 455mm, designed to fit between the cavity ties. You will also need to consider whether a full fill insulation solution. Earthwool building and universal slabs are a range of rigid and semirigid, resilient, noncombustible rock mineral wool slabs from knauf, available in densities from 33 to 140kgm3. Earthwool dritherm cavity slabs have been manufactured from glass mineral wool. They are 455mm wide to suit standard vertical wall tie spacing, ensuring a closed joint with adjacent slabs. Dritherm cavity slabs have a special additive to make the product water repellent and are produced in three grades. Showing 114 of 14 products top sellers sort by price low high sort by price high low sort by name a z sort by name z a.
Knauf earthwool dritherm 32 cavity slabs are high performance, fullfill, cavity insulation slabs semirigid or rigid slabs of noncombustible water repellent glass mineral wool. Dritherm 37 standard 50mm cavity slab delivered to you. Dritherm cavity slab 35 super has a thermal conductivity of 0. Earthwool dritherm 32 ultimate cavity slab insulation. Dritherm 37 slab insulation glass mineral wool knauf. Dritherm 32 slab insulation glass mineral wool knauf insulation. This product has a special additive to make it water repellent. For written u value calculations, please complete our contact form by clicking here, including details of your full through construction buildup and we will respond accordingly to meet your requirements.
Knauf earthwool dritherm 37 125mm standard cavity insulation. Approval can be sought from knauf insulation ltd and the british board of agrement for earthwool dritherm cavity slab s use in buildings over 25m high. They are approved for use in buildings up to 12m high in any exposure zone and for use in multistorey applications up to 25m in height. Earthwool dritherm cavity slabs are one of the latest cavity wall products from knauf. Earthwool dritherm cavity slabs are classified as euroclass a1 to bs en 5011. If you need to conduct u value calculations this online u value calculator will help you choose the right thickness of insulation required to meet specified by the building regulations u values and achieve optimum thermal performance for your settingapplication. Knauf dritherm cavity wall slab 37 standard is created with a special additive to become water repellent. Insulation technical support team knauf insulation. Buy knauf dritherm 32 insulation thermal insulation. Dritherm cavity slabs manufacture has a low impact on the environment and is classified as zero odp and zero gwp. Dritherm cavity slab can be used in masonry cavity external walls and is installed to fully fill the cavity. Dritherm 37 cavity slabs noncombustible glass mineral wool insulation, designed for use in external masonry cavity walls. Dritherm cavity slab 32 ultimate is glass mineral wool slab specifically designed for use as full fill insulation in masonry cavity walls. In the opinion of the bba, earthwool dritherm cavity slab, if installed, used and.
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