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