Wales
November 2022
changes
England
June 2022
changes
- Offices
- Shops / Commercial
- Industrial Buildings
- Storage / Assembly Buildings
- Other Non-Residential
We are no longer a reseller of CAD Software but we continue to provide a library of Building Regs Specifications and Detail Drawings.
More Information, Tutorials and Videos
How do I...?
- Get started on creating your specification?
- Get in-depth into on creating a spec?
- Load and Save a specification?
- Export a Specification to Word/PDF?
- Add a Custom Specification?
- Add a Heading?
- Add a Drawing from the Detail Drawings pages?
- Add a Page Break into the PDF/Word Export?
- Clear the Notes to Start a new Specification?
See Frequently Asked Questions for general info on BuildingRegs4Plans, Logging-In, Registration, Purchasing Drawings etc
Sample Building Notes
FULL FILL CAVITY WALL
To achieve minimum U Value of 0.18 W/m²K
20mm two coat sand/cement render to comply to BS EN 13914-1 with waterproof additive on 100mm lightweight block, 0.15 W/m²K, e.g. Celcon solar, Toplite Standard.
Fully fill the cavity with 150mm Dritherm 32 cavity insulation as manufacturer's spec.
Inner leaf to be 100mm lightweight, 0.15 W/m²K, e.g. Celcon solar, Toplite standard.
Internal finish to be 12.5mm plasterboard on dabs.....register here for our full specifications and web apps.
TIMBER FRAME WALL
To achieve minimum U Value of 0.18 W/m²K
Outer skin to be 102mm suitable facing brick with 50mm vented and drained cavity provided between the stud and brick cladding.
Inner stud to have breathable membrane (a vapour resistance of not more than 0.6 MNs/g) fixed to 12mm thick W.B.P external quality plywood sheathing (or other approved).
Ply fixed to treated timber frame studs constructed using 150mm x 50mm treated timbers with head and sole plates and vertical studs (with noggins) at 400mm ctrs, or to s/engineer's details and calculations.
Insulation to be 70mm Kingspan Kooltherm between studs with .....register here for our full specifications and web apps.
RAINWATER DRAINAGE
New rainwater goods to be new 110mm UPVC half round gutters taken and connected into 68mm dia UPVC downpipes.
Rainwater taken to new soakaway, situated a min distance of 5.0m away from any building, via 110mm dia UPVC pipes surrounded in 150mm granular fill.
Soakaway to be min of 1 cubic metre capacity (or to depth to Local Authority approval), filled with suitable granular fill and provided with geotextile surround to prevent migration of fines.
If necessary carry out.....register here for our full specifications and web apps.
BLOCK AND BEAM FLOOR VENTILATION
Provide cross-ventilation of the under floor to outside air by ventilators in at least 2 opposite external walls of the building.
Ventilation openings having an opening area of 1500mm² per metre run of perimeter wall or.....register here for our full specifications and web apps.
SOLID BRICK WALL WITH EXTERNAL INSULATION
To achieve minimum U Value of 0.18 W/m²K
Mechanically fix 100mm Kingspan Kooltherm K5 external wall board to 215mm solid brick wall built using 1:1:6 cement mortar.
Insulation boards to be fixed using thermally broken proprietary telescopic tube fasteners at max 1m centres driven into pre-drilled holes, ensure a minimum of 5 fixings per insulation board.
Apply 20mm of suitable reinforced render with waterproof additive with a scraped or textured finish. Render to be applied directly to the insulation incorporating eml or glass fibre mesh.
Movement joints to.....register here for our full specifications and web apps.
Concise Construction Notes like these can be added to your Building Regulations Specification in just a few clicks within the Web Apps!
We are no longer a reseller of CAD Software but we continue to provide a library of Building Regs Specifications and Detail Drawings.

More Information, Tutorials and Videos
How do I...?
- Get started on creating your specification? Quick Start Guide and Video.
- Get in-depth into on creating a spec? Further Info Guide and In-Depth video Tutorial.
- Load and Save a specification? Loading/Saving a Spec.
- Export a Specification to Word/PDF? Word/PDF Export Guide.
- Add a Custom Specification? Custom Specification (Further Info Guide).
- Add a Heading? See Add a Heading (Further Info Guide).
- Add a Drawing from the Detail Drawings pages? Add an Adhoc Detail.
- Add a Page Break into the PDF/Word Export? Add Page Break.
- Clear the Notes to Start a new Specification? Clear the Notes/Start a New Spec.
See Frequently Asked Questions for general info on BuildingRegs4Plans, Logging-In, Registration, Purchasing Drawings etc
Sample Building Notes
FULL FILL CAVITY WALL
To achieve minimum U Value of 0.18 W/m²K
20mm two coat sand/cement render to comply to BS EN 13914-1 with waterproof additive on 100mm lightweight block, 0.15 W/m²K, e.g. Celcon solar, Toplite Standard.
Fully fill the cavity with 150mm Dritherm 32 cavity insulation as manufacturer's spec.
Inner leaf to be 100mm lightweight, 0.15 W/m²K, e.g. Celcon solar, Toplite standard.
Internal finish to be 12.5mm plasterboard on dabs.....register here for our full specifications and web apps.
TIMBER FRAME WALL
To achieve minimum U Value of 0.18 W/m²K
Outer skin to be 102mm suitable facing brick with 50mm vented and drained cavity provided between the stud and brick cladding.
Inner stud to have breathable membrane (a vapour resistance of not more than 0.6 MNs/g) fixed to 12mm thick W.B.P external quality plywood sheathing (or other approved).
Ply fixed to treated timber frame studs constructed using 150mm x 50mm treated timbers with head and sole plates and vertical studs (with noggins) at 400mm ctrs, or to s/engineer's details and calculations.
Insulation to be 70mm Kingspan Kooltherm between studs with.....register here for our full specifications and web apps.
RAINWATER DRAINAGE
New rainwater goods to be new 110mm UPVC half round gutters taken and connected into 68mm dia UPVC downpipes.
Rainwater taken to new soakaway, situated a min distance of 5.0m away from any building, via 110mm dia UPVC pipes surrounded in 150mm granular fill.
Soakaway to be min of 1 cubic metre capacity (or to depth to Local Authority approval), filled with suitable granular fill and provided with geotextile surround to prevent migration of fines.
If necessary carry out.....register here for our full specifications and web apps.
BLOCK AND BEAM FLOOR VENTILATION
Provide cross-ventilation of the under floor to outside air by ventilators in at least 2 opposite external walls of the building.
Ventilation openings having an opening area of 1500mm² per metre run of perimeter wall or.....register here for our full specifications and web apps.
SOLID BRICK WALL WITH EXTERNAL INSULATION
To achieve minimum U Value of 0.18 W/m²K
Mechanically fix 100mm Kingspan Kooltherm K5 external wall board to 215mm solid brick wall built using 1:1:6 cement mortar.
Insulation boards to be fixed using thermally broken proprietary telescopic tube fasteners at max 1m centres driven into pre-drilled holes, ensure a minimum of 5 fixings per insulation board.
Apply 20mm of suitable reinforced render with waterproof additive with a scraped or textured finish. Render to be applied directly to the insulation incorporating eml or glass fibre mesh.
Movement joints to.....register here for our full specifications and web apps.
Concise Construction Notes like these can be added to your Building Regulations Specification in just a few clicks within the Web Apps!
To begin compiling your Building Regulations Specification, choose either House Extension, New Build, Flat Conversion, Loft Conversion, Garage Conversion or Garage Build.