Manufacturer guides, not D-Core instructions
A curated library of official resources for comparing systems and understanding the questions to take to a qualified designer or installer.
All links below are external source material. D-Core is not the author or publisher and does not endorse a product for every project. Electrical content is process and certification education only—never DIY first-fix or second-fix instructions.
External render / EWI
External Wall Insulation Solutions
System information for external wall insulation and compatible finishes.
Source: Weber UK
Open official sourceExternal render / EWI
Renders & Decorative Finishes Guide
Manufacturer reference; confirm the current edition before specifying.
Source: Weber UK
Open official sourceBathroom / wet-room tanking
MAPEGUM WPS flexible liquid tanking membrane
Product and system reference for wet areas.
Source: Mapei UK
Open official sourceBathroom / wet-room tanking
MAPEBAND EASY
Reference for wall/floor and corner joint detailing.
Source: Mapei UK
Open official sourceLoft / roof / wall / floor insulation
Kooltherm insulation range
Product-family reference; build-ups require project-specific design.
Source: Kingspan Insulation GB
Open official sourceLoft conversion insulation
Insulating a loft conversion with Kingspan Kooltherm
Official-title reference; verify current channel ownership before publication.
Source: Kingspan Insulation UK
Open official sourceRoof windows
Loft window installation
Manufacturer installation overview.
Source: VELUX UK
Open official sourceRoof windows
Roof window installation: all you need to know
Manufacturer technical reference.
Source: VELUX UK
Open official sourcePlasterboard / drylining / fire / moisture
White Book – plaster systems
System and board selection reference.
Source: British Gypsum
Open official sourcePlasterboard / drylining
Installation guidance and support
Manufacturer installation reference.
Source: British Gypsum
Open official sourceFire-resistant / moisture-resistant boards
Gyproc FireLine MR 12.5mm
Product data; do not infer a complete fire strategy from one board.
Source: British Gypsum
Open official sourcePlumbing / UFH
JG Underfloor Heating Manifold Kit Installation Guide
Manufacturer installation reference.
Source: John Guest
Open official sourcePlumbing / UFH
Speedfit product guides and videos
Use alongside a competent design and installation process.
Source: John Guest UK
Open official sourceOverlay UFH
Polypipe UFH and ARDEX technical installation guide
Official product and compatible-flooring reference.
Source: Polypipe Building Products
Open official sourceOverlay UFH
How to install Polypipe Overlay underfloor heating system and LVT
Official manufacturer video reference; project heat-loss, controls and floor build-up still require competent design.
Source: Polypipe
Open official sourceDrainage
Product & Installation Manual – Soil and Waste
Drainage product and installation reference.
Source: Wavin UK
Open official sourceDrainage
Rainwater guttering – selection and installation
Manufacturer rainwater reference.
Source: Wavin UK
Open official sourceTiling / wet areas
Waterproof or tank bathrooms before tiling
Technical wet-area reference; not a substitute for project design.
Source: ARDEX UK
Open official sourceTiling / wet areas
Technical support – tiling courses and solutions
Manufacturer technical support.
Source: ARDEX UK
Open official sourceGRP roofing
Cure It GRP roofing system – installation guides
Existing D-Core technical reference, retained and clearly attributed.
Source: Cure It
Open official sourceGRP roofing
Cure It GRP waterproofing system – full version
Manufacturer video; not authored by D-Core.
Source: Cure It
Open official sourceResin-bound driveways
Vuba Surfaces technical documents
Existing D-Core technical reference, retained and clearly attributed.
Source: Vuba Surfaces
Open official sourceElectrical safety / certification
Part P of the Building Regulations explained
Process and certification education only; no DIY electrical instructions.
Source: Electrical Safety First
Open official sourceElectrical safety / certification
Building regulations for electrical installations
Safe process reference; use a competent registered professional.
Source: Electrical Safety First
Open official sourceElectrical process / competent persons
Registered electrical contractors and standards
Professional registration and certification context only.
Source: NICEIC
Open official sourceExternal render / EWI
Silicone renders and decorative finishes
System and finish reference; substrate, weather and compatibility must be checked.
Source: Weber UK
Open official sourcePitched roofing
Pitched roofing systems and accessories
Manufacturer reference for tiles, slates, battens, ventilation and accessories.
Source: Marley
Open official sourcePitched roofing
Roof tiles technical information
Product and fixing reference; select by roof design and exposure.
Source: Marley
Open official sourcePitched roofing
Roofing accessories and dry-fix systems
Reference for ridge, hip, verge and junction accessories.
Source: Marley
Open official sourceBoiler / gas safety
Gas safety at home
Homeowner safety information; gas work must be done by a Gas Safe registered engineer.
Source: Gas Safe Register
Open official sourceBoiler / heating maintenance
Boiler care and homeowner advice
Manufacturer homeowner reference for servicing and heating operation.
Source: Vaillant UK
Open official sourceBoiler / heating maintenance
Boiler support and servicing information
Manufacturer support reference; repairs and servicing require appropriate competence.
Source: Worcester Bosch
Open official sourcePaving / drainage
Paving and driveway installation guides
Installation and care reference for paving and driveway products.
Source: Marshalls
Open official sourcePaving / drainage
How to lay block paving
Official Marshalls external video guide; opens as a normal YouTube link and is not auto-embedded.
Source: Marshalls
Open official sourcePaving / drainage
Garden drainage and paving guidance
Use with project-specific falls, outfalls and surface-water assessment.
Source: Marshalls
Open official sourcePlumbing / UFH
Speedfit plumbing system product guides
Manufacturer installation and compatibility reference.
Source: John Guest
Open official sourceEPDM flat roofing
EPDM flat-roof installation guides
Supplier installation library; confirm the selected membrane system and current details before work.
Source: PermaRoof UK
Open official sourceVentilation / MEV / MVHR
Residential ventilation installation manuals
Manufacturer manuals for ventilation systems; selection, airflow design and commissioning remain project-specific.
Source: Nuaire
Open official sourceWindows / doors / glazing
Window installation guidance
Manufacturer fitting reference for its own window systems; opening, structure, weathering and compliance must be checked.
Source: Origin
Open official sourceWindows / doors / glazing
Bi-fold door installation guidance
Manufacturer fitting reference for its own door system; not a generic detail for other products.
Source: Origin
Open official sourceHeat pumps / low-carbon heating
Domestic heat pumps – best-practice guide
Independent technical reference for competent system design and installation.
Source: MCS
Open official sourceSolar PV / battery storage / heat pumps
Consumer guidance for certified renewable systems
Certification and consumer-protection reference covering solar, storage and heat-pump technologies.
Source: MCS
Open official sourceSmart heating controls
Wiser smart-heating documentation
Manufacturer user and installation documentation; electrical and heating-system compatibility must be checked.
Source: Drayton Controls
Open official sourceEV charging
zappi EV charger product and support information
Manufacturer reference; charger selection, supply capacity, notification and installation require a competent electrical process.
Source: myenergi
Open official sourceElectrical safety / certification
Electrical safety Approved Document P
Regulatory reference; not DIY electrical instruction.
Source: GOV.UK
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