External Wall Insulation Textbook
The only cladding/insulation textbook currently available
with over 3000 copies sold since publication
The Complete Guide to External Wall Insulation
THE FULL PUBLISHING RIGHTS ARE NOW FOR SALE
Email Chris Pearson - Epsicon@aol.com
The following check lists are as a guide only and should only used as an aid to designing an external insulation project. Individual proprietary systems may offer solutions to problems not listed below, particularly where spanning voids are required.
SYSTEM CHECK LIST
PROJECT..............................................................................................................................
LOCATION.............................................................................................................................
1. Preparation works .......... .......... .......... .......... .......... ..........
2. Thermal Standards
Existing wall “U” Values .......... .......... .......... ..........
Insulation type/thickness required to achieve current
Building Regulations .......... .......... .......... .......... .......... ..........
3. Fire Performance
Height of building .......... .......... .......... ..........
Compartmentation .......... .......... .......... ..........
Fire breaks .......... .......... .......... ...........
4. Security
Exposure .......... .......... .......... ..........
Fixing “Pull-Out” Tests .......... .......... .......... ..........
Proximity to coast .......... .......... .......... ..........
Height above sea level .......... .......... .......... ...........
5. Detailing
Standard details .......... .......... .......... ..........
Special details .......... .......... .......... ..........
Movement Joints .......... .......... .......... ..........
6. Exposure to Impacts
Low exposure .......... .......... .......... ..........
Medium exposure .......... .......... .......... ..........
High exposure .......... .......... .......... ..........
7. Finishes
Aggregate Dash .......... .......... .......... ..........
Scratch Plaster .......... .......... .......... ..........
Roughcast .......... .......... .......... ..........
Tyrolean .......... .......... .......... ..........
Smooth renders .......... .......... .......... ..........
Tile Hanging .......... .......... .......... ..........
Terra cotta tiles .......... .......... .......... ..........
Boarding .......... .......... .......... ..........
Sheet finishes .......... .......... .......... ..........
8. Economies
Budget costs .......... .......... .......... ..........
Actual costs .......... .......... .......... ..........
9, System (BBA/BRE) .......... .......... .......... ..........
Comments on Certification compliance............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
DESIGN CHECK LIST
PROJECT...............................................................................................................................
LOCATION............................................................................................................................
Determine Certified System to be used from previous check-list
Determine exposures (weather)
Height of building - storeys .......... .......... .......... ..........
Closeness to the coast .......... .......... .......... ..........
Height above sea level .......... .......... .......... ..........
Determine exposures (impact)Location ........ .......... .......... ..........
Access by pedestrians ......... .......... .......... ..........
Access by vehicles ......... .......... .......... ..........
Proximity of sports activities ......... .......... .......... ..........
Examination of walls
Existing constructions .......... .......... .......... ..........
Structural defects - if any ......... .......... .......... ..........
Subsidence - if any ........ .......... .......... ..........
Water penetration ......... .......... .......... ..........
Existing finishes .......... .......... .......... ..........
Existing conditions .......... .......... .......... ..........
Existing degree of flatness of walls .......... .......... .......... ..........
External items to be removed-adjusted
Growth of trees/bushes ......... .......... .......... ..........
Paths ........ .......... .......... ..........
Road signs .......... .......... .......... ..........
Fences .......... .......... .......... ..........
Gates .......... .......... .......... ..........
Satellite dishes .......... .......... .......... ..........
Others ......... .......... .......... ..........
External items to be ducted
TV or Telephone cables .......... .......... .......... ..........
Electric cables .......... .......... .......... ..........
Pipes - cold . ......... .......... .......... ..........
Pipes - hot .......... .......... .......... ..........
External plumbing to be altered
Diameter over 75mm .......... .......... .......... ..........
Diameter up to 75mm .......... .......... .......... ..........
Overflows ......... .......... .......... ..........
Central heating drainage points ......... .......... .......... ..........
External rain water goods
Guttering - plastic .......... .......... .......... ..........
Guttering - cast-iron .......... .......... .......... ..........
Rain-water - pipes plastic .......... .......... .......... ..........
Rain-water - pipes cast-iron .......... .......... .......... ..........
Treatment required to existing walls
Fungicidal wash .......... .......... .......... ..........
Scabbling .......... .......... .......... ..........
Dubbing-out ........... .......... .......... ..........
Examination of areas for trim fixings
Determine undulations .......... .......... .......... ..........
Determine remedial action .......... .......... .......... ..........
Examination of walls for structural joints.
Locate joints ......... .......... .......... ..........
Measure width of joint ......... .......... .......... ..........
Determine type of new joint for system ......... ..................... ..........
Examination of Reveals for “Cold-Bridges”
Determine position of frame ......... .......... .......... ..........
Determine width of reveal ......... .......... .......... ..........
Determine requirement for “drip” trim ..................... .......... ..........
Examination of window cills
Determine cill type ......... .......... .......... ..........
Determine required new cill ......... .......... .......... ..........
Examination of eaves
Determine trim requirements ......... .......... .......... ..........
Examination of verges
Determine trim requirements ......... .......... .......... ..........
Examination of flat roof junctions
Determine trim requirements ......... .......... .......... ..........
Examination of any copings ......... .......... .......... ..........
Requirements for new copings .......... .......... .......... ..........
Preparation to walls
Remove loose materials ......... .......... .......... ..........
Patch render surface ......... .......... .......... ..........
Straighten surfaces ......... .......... .......... ..........
Prepare “U” Value calculations
Determine insulation type .......... .......... .......... ..........
Determine insulation thickness .......... .......... .......... ..........
Determine condensation risks ......... .......... .......... ..........
Fixing “Pull-out” tests
Determine suitable fixings ......... .......... .......... ..........
Determine fixing schedules ......... .......... .......... ..........
Selection of fixings ......... .......... .......... ..........
Design - where applicable
Determine MJ positions (Render) ......... .......... .......... ..........
Determine MJ positions (Structural) ......... .......... .......... ..........
Prepare schedule of finishes of completed project ......... .................... ..........
Measure wall areas ......... .......... .......... ..........
Determine trim schedule ......... .......... .......... ..........
Measure special trims ......... .......... .......... ..........
Prepare drawings for special trims ......... .......... .......... ..........
Prepare drawings showing trim layout ......... .......... .......... ..........
Determine Fire Breaks ........ .......... .......... ..........
Detail Fire Stops ......... .......... .......... ..........
Detail base trims ......... .......... .......... ..........
Detail insulated areas below dpc level ...........................................
Detail insulated areas below ground ......... .......... .......... ..........
Detail Eaves trims ......... .......... .......... ..........
Detail verge trims ......... .......... .......... ..........
Detail Quoins ......... .......... .......... ..........
Detail Ashlar Cuts ......... .......... .......... ..........
Detail Bandings (Raised or recessed) ............................................
Detail Tile Hanging ......... .......... .......... ..........
Detail Boarded areas ......... .......... .......... ..........
Detail Terracotta Tiles ......... .......... .......... ..........
Detail Special Features ......... .......... .......... ..........
Detail Cills (Overcills) ......... .......... .......... ..........
Detail Cills (Undercills) ........ .......... .......... ..........
Detail Window Reveals Un-insulated ......... .......... .......... ..........
Detail Window Reveals Insulated ......... .......... .......... ..........
Detail Window Reveals (Repositioned) ......... .......... .......... ..........
Detail Window Reveals (Replaced) ......... .......... .......... ..........
Detail abutments ......... .......... .......... ..........
Detail Window pods ......... .......... .......... ..........
Detail Service ducts (Flush) ......... .......... .......... ..........
Detail Service ducts (Pipes Covered) ......... .......... .......... ..........
Detail Service ducts (Pipes un-covered) ......... .......... .......... ..........
Detail Copings ......... .......... .......... ..........
Detail junction between old and new systems ............ ......... .......... ..........
Detail Brick Slip Layouts ........................................
Brick Slip type/colours ......... .......... .......... ..........
Pointing Joints ......... .......... .......... ..........
Determine refixing of external items
Re-plant trees/bushes ......... .......... .......... ..........
Relay paths ......... .......... .......... ..........
Road signs .......... .......... .......... ..........
Fences .......... .......... .......... ..........
Gates .......... .......... .......... .........
Satellite dishes .......... .......... .......... ..........
Others .......... .......... .......... ..........
Examination of access requirements
Access to site ......... .......... .......... ..........
Storage ......... .......... .......... ..........
Services (Water, elec, telephone) ......... .......... .......... ..........
Security ......... .......... .......... ..........
Welfare facilities for workmen ......... .......... .......... ..........
Office facilities ......... .......... .......... ..........
Examination of scaffold access
Tubular scaffold ......... .......... .......... ..........
Scissor lifts ......... .......... .......... ..........
Mast climbers ....... .......... .......... ..........
Restrictions of scaffold design ......... .......... .......... ..........
Health & Safety
Hazardous materials ......... .......... .......... ..........
Medical Aid ......... .......... .......... ..........
Emergency actions ......... .......... .......... ..........
Prepare programme of works ......... .......... .......... ..........
Prepare full specification from the above as applicable to the specific project