F227:Post Extraction and Cavity wall Survey: North Devon Homes Ltd

• Location.
  Address

• First line of the Address

• Client Name.

  North Devon Homes

• Tenure.

  Select Housing Association Local authority Private Home Owner Privately Rented

  • Housing Association
  • Local authority
  • Private Home Owner
  • Privately Rented

• Contact Details.

• Property Type.

  Select Mid-Terrace End terrace Semi-detached Detached Ground Floor Flat Middle Floor Flat Top Floor Flat Maisonette Bungalow House Commercial Building

  • Mid-Terrace
  • End terrace
  • Semi-detached
  • Detached
  • Ground Floor Flat
  • Middle Floor Flat
  • Top Floor Flat
  • Maisonette
  • Bungalow
  • House
  • Commercial Building

• Number of Bedrooms.

  Select 1 2 3 4 5+ N/A Commercial

  • 1
  • 2
  • 3
  • 4
  • 5+
  • N/A Commercial

• Floor construction Type

  Select Solid Suspended Block and beam Suspended and solid Other

  • Solid
  • Suspended
  • Block and beam
  • Suspended and solid
  • Other

• Construction age of Building.

• Survey conducted by.

  Select Vinnie Stokes Sean Glossop Rob Mckenna Alister Paisley Nick Hyett Steve Britton Lee Glenister

  • Vinnie Stokes
  • Sean Glossop
  • Rob Mckenna
  • Alister Paisley
  • Nick Hyett
  • Steve Britton
  • Lee Glenister

• Confirmation that relevant checks have been undertaken to determine if the presence of any asbestos containing material is present?

  Yes

  No

  N/A

• Please take a photo of the building finish on all elevations and select the finish types.

  Select Brick Brick/Render Painted Render Painted faces brick Recon Stone/Sand Stone Pebble Dash/Spar Tile hung cladding PVC cladding Timber cladding

  • Brick
  • Brick/Render
  • Painted Render
  • Painted faces brick
  • Recon Stone/Sand Stone
  • Pebble Dash/Spar
  • Tile hung cladding
  • PVC cladding
  • Timber cladding

• If painted render or painted faced brick please provide the best colour match:

• Structural Condition.

  Select Structurally the building looks in a very good condition Structurally the building looks in a good condition Structurally the building looks in a poor condition Structurally the building looks in a very poor condition

  • Structurally the building looks in a very good condition
  • Structurally the building looks in a good condition
  • Structurally the building looks in a poor condition
  • Structurally the building looks in a very poor condition

• External Condition of the building.

  Select Very good Good Poor Very poor Brick faced building in an high exposure area not suitable for CWI Blown and damaged render in high exposure area not suitable for CWI until render repaired or replaced

  • Very good
  • Good
  • Poor
  • Very poor
  • Brick faced building in an high exposure area not suitable for CWI
  • Blown and damaged render in high exposure area not suitable for CWI until render repaired or replaced

• Is the property suitable to receive the insulation type specified?(Construction Type, Exposer, Condition of Structure)

  Select Yes No N/A

  • Yes
  • No
  • N/A

• Remedial Works Required, If yes please give details of remedial work required plus photos.

  Yes

  No

  N/A

• Are all guttering / downspouts in good repair with no evidence of leaks / spills? In addition, if guttering is a Finlock system has this been lined? (Please take photos of any issues)

  Yes

  No

  N/A

• Main Heating type, plus take photos of the appliance and ratings plate or appliance ID.

  Mains Gas/LPG

  Oil

  Solid fuel

  Electric

  Renewable technology/Other

• Please make a visual check around the heating appliance for possible material ingress points.

  Media

• Location of the flue.

  Select Internal External Front Elevation Rear Elevation Left Hand Elevation Right Hand Elevation Flue passes through the roof space None

  • Internal
  • External
  • Front Elevation
  • Rear Elevation
  • Left Hand Elevation
  • Right Hand Elevation
  • Flue passes through the roof space
  • None

• Please take a photo of the flue and combustion vent if fitted.

  Media

• Have you checked for any holes around the flue?

  Yes

  No

  N/A

• Secondary Heating.

  Select Gas Fire with Flue Gas Fire with chimney Gas Fire Flush Fitted Open Fire with internal chimney Open Fire with external chimney Electric fire in old fireplace Electric heaters in some of the rooms Oil filled heaters in some of the rooms Wood Burner No other heating present

  • Gas Fire with Flue
  • Gas Fire with chimney
  • Gas Fire Flush Fitted
  • Open Fire with internal chimney
  • Open Fire with external chimney
  • Electric fire in old fireplace
  • Electric heaters in some of the rooms
  • Oil filled heaters in some of the rooms
  • Wood Burner
  • No other heating present

• If secondary heating is present please take a photo of appliance and KW rating plate if accessible.

  Yes

  No

  N/A

• Location of the Chimney.

  Select Internal External Front Elevation Rear Elevation Left Hand Elevation Right Hand Elevation Flue passes through the roof space None

  • Internal
  • External
  • Front Elevation
  • Rear Elevation
  • Left Hand Elevation
  • Right Hand Elevation
  • Flue passes through the roof space
  • None

• Please take a photo of the position of the chimney.

  Media

• Safety monitors present.

  Select Smoke Alarm Fire Alarm Carbon Monoxide Alarm

  • Smoke Alarm
  • Fire Alarm
  • Carbon Monoxide Alarm

• Have the alarms all been tested by surveyor.

• Protected species or rodents present in building.

  Yes

  No

  N/A

Access

• Access Issues please make notes and take photos of any issues.

  Yes

  No

  N/A

• On site parking.

• Client Instructions.

• Access Equipment Required.

  Select None Ladders Scaffold Board for Flat Roof Scaffolding Conservatory Ladder Roof Ladder

  • None
  • Ladders
  • Scaffold Board for Flat Roof
  • Scaffolding
  • Conservatory Ladder
  • Roof Ladder

• Inspection to be undertaken i.e Post extraction or cavity wall insulation.

  Select Post Extraction Cavity wall

  • Post Extraction
  • Cavity wall

Post Extraction.

• Inspection type.

  Visual Inspection

  Intrusive Inspection

• Date of inspection:

  Date

• Date the Original extraction was undertaken:

  Date

• Material Removed/Extracted

  Select Yellow Fibre White Fibre Foam Rockwool Unbonded EPS Bead

  • Yellow Fibre
  • White Fibre
  • Foam
  • Rockwool
  • Unbonded EPS Bead

• Have you Boroscoped all elevations

  Yes

  No

  N/A

• Please take photos of your Boroscope inspection.

  Media

• What are the condition of the wall ties?(Please provide at least 5 Photos)

  Select Good condition Signs of corrosion Covered in mortar/debris Corroded through Wall tie inspection required Small amount of mortar on wall but is will not affect the CWI.

  • Good condition
  • Signs of corrosion
  • Covered in mortar/debris
  • Corroded through
  • Wall tie inspection required
  • Small amount of mortar on wall but is will not affect the CWI.

• Are all elevations free of insulation and rubble.

  Yes

  No

  N/A

• If you have answered NO please provide a photos of the elevation and mark the area of concern.

• Front elevation

  Media

• Rear elevation

  Media

• LHS elevation

  Media

• RHS elevation

  Media

• Have cavity barrier brushes been fitted? Provide photos evidence if you have answered yes and if no please provide a reason.

  Yes

  No

  N/A

• Have all extraction holes been made good.(Please take photos)

  Yes

  No

  N/A

• Does the finish match the existing mortar.

  Yes

  No

  N/A

• Have all essential vents been checked and functioning correctly. (Sealed/Sleeved/Left open)

  Yes

  No

  N/A

• If the cavities have been cleaned of a previous CWI Installation, can you confirm the cavities are suitable for re-installation?

  Select Yes please see post extraction report above. No, debris needs removing and wall ties cleaning and still a small amount of existing insulation to be removed. No, remedial works required before cavities refilled No, old insulation still present. Having scoped the cavities I'm unable to detect any issues with the existing cavity wall insulation. Brick faced building in an high exposure area not suitable for cavity wall insulation.

  • Yes please see post extraction report above.
  • No, debris needs removing and wall ties cleaning and still a small amount of existing insulation to be removed.
  • No, remedial works required before cavities refilled
  • No, old insulation still present.
  • Having scoped the cavities I'm unable to detect any issues with the existing cavity wall insulation.
  • Brick faced building in an high exposure area not suitable for cavity wall insulation.

Internal Inspection:

• Have you done an internal inspection of the building? Including access to the loft space.(Please take photos of the loft and any damp found in the property)

  Yes

  No

  N/A

• If you have answered yes please select the best description of your findings.

  Select Low level damp near the skirting boards Black mould in the corners of the rooms Black mould on the ceiling and the walls Condensation on the windows and external walls No internal issues that I can see. Damage to plaster due to moisture penetration through the external walls. Mould and Mildew visible on internal wall's due to rubble and debris in cavity. Moisture migration to the internal walls due to lack of cross ventilation and low density cavity wall insulation.

  • Low level damp near the skirting boards
  • Black mould in the corners of the rooms
  • Black mould on the ceiling and the walls
  • Condensation on the windows and external walls
  • No internal issues that I can see.
  • Damage to plaster due to moisture penetration through the external walls.
  • Mould and Mildew visible on internal wall's due to rubble and debris in cavity.
  • Moisture migration to the internal walls due to lack of cross ventilation and low density cavity wall insulation.

• Has the loft space been checked for material ingress?

  Yes

  No

  N/A

• Have the extraction crew stapled a flue certificate in the loft?

  Yes

  No

  N/A

• Has a smoke spillage test been carried out on all fuel burning appliances that pass through the cavity?

  Yes

  No

  N/A

• Is there any sign of material ingress post extraction.

  Yes

  No

  N/A

• Was there moisture transfer due to failed CWI? If yes please provide information on which rooms.

  Select Yes, rubble and debris removed from cavity. Yes, wet insulation removed due to the exposure to wind driven rain. Yes, external ground floor level bridging cavity and surface moisture is permeating through the cavity walls. Yes, moisture transfer due to poor building maintenance. No, internal moisture migration to an area of low density cavity wall insulation (Thermal bridging) No, internal moisture migration due to lack of mechanical ventilation in the kitchen & bathroom.

  • Yes, rubble and debris removed from cavity.
  • Yes, wet insulation removed due to the exposure to wind driven rain.
  • Yes, external ground floor level bridging cavity and surface moisture is permeating through the cavity walls.
  • Yes, moisture transfer due to poor building maintenance.
  • No, internal moisture migration to an area of low density cavity wall insulation (Thermal bridging)
  • No, internal moisture migration due to lack of mechanical ventilation in the kitchen & bathroom.

• Please select the room that have been effected by moisture transfer.

  Select Lounge Dinning room kitchen Hallway W/C Bathroom Bedrooms Landing

  • Lounge
  • Dinning room
  • kitchen
  • Hallway
  • W/C
  • Bathroom
  • Bedrooms
  • Landing

• Add signature

  Sign

• If you are carrying out a cavity wall survey please select Cavity wall from the drop down.

  Select Cavity wall Insulation No further survey required due to the exposure zone of the property. No further work required due to property being faced brick.

  • Cavity wall Insulation
  • No further survey required due to the exposure zone of the property.
  • No further work required due to property being faced brick.

Cavity Wall Insulation:

• Scheme Type:

  Housing Association

  Local authority

  Private Home Owner

  Privately Rented

• Required material.

  Thermabead White 15/5181

  Thermabead Carbon 15/5181

• Total area to be insulated.

• Total area to be omitted.

• Photos of omitted areas.

  Media

• Please take a photo of the overall cavity width across a door or window reveal.

  Media

• Please select the type of ventilation present, including extraction ventilation and trickle vents.

  Select Bathroom ventilation or extraction fan Kitchen ventilation or extraction fan Underfloor vents Trickle vents Pantry vents Bedroom ventilation Combustion ventilation No ventilation present

  • Bathroom ventilation or extraction fan
  • Kitchen ventilation or extraction fan
  • Underfloor vents
  • Trickle vents
  • Pantry vents
  • Bedroom ventilation
  • Combustion ventilation
  • No ventilation present

• Please take a photo of all vents and extraction fans fitted within the property including at lease two photos of window trickle vents.

  Media

• Yes

  No

  N/A

• Do any of the air vents require sleeving or sealing up before installing the cavities.

  Select Yes No N/A

  • Yes
  • No
  • N/A

• If yes please select the air vents that require sleeving or sealing up.

  Select Bathroom ventilation or extraction fan Kitchen ventilation or extraction fan Underfloor vents Trickle vents Pantry vents Bedroom ventilation Combustion ventilation No ventilation present

  • Bathroom ventilation or extraction fan
  • Kitchen ventilation or extraction fan
  • Underfloor vents
  • Trickle vents
  • Pantry vents
  • Bedroom ventilation
  • Combustion ventilation
  • No ventilation present

• Adjoining properties insulated ?

  Yes

  No

  N/A

• Number of Cavity brushes required.

• Combustion core vent required.

  Yes

  No

  N/A

• Number of combustion vents required.

If funding available please answer additional ventilation questions below.

• If funding available please select yes.

  Yes

  No

  N/A

• Are there any visible signs of surface condensation or damp?

  Yes

  No

  N/A

• Does the property meet the minimum acceptable ventilation requirements set out in PAS 2035?

  Yes

  No

  N/A

• Does the cooker have a hood which ventilates to the outside?

  Yes

  No

  N/A

• Is there an airing cupboard or drying room that is ventilated to the outside?

  Yes

  No

  N/A

• Is there a tumble dryer which is vented to the outside of the property?

  Select Yes No N/A

  • Yes
  • No
  • N/A

• Do all wet rooms have as a minimum some from of passive or purge ventilation? (opening windows, air bricks or trickle vents)

  Yes

  No

  N/A

• Do all wet rooms have closing doors?

  Yes

  No

  N/A

• Is there a passive ventilation system?

  Yes

  No

  N/A

• Is there a mechanical ventilation system? (Continuous mechanical extract ventilation, Continuous mechanical ventilation with heat recovery)

  Yes

  No

  N/A

• Is there evidence of intermittent heating to parts of the property ?e.g TRV's being turned down too low to unused areas.

  Yes

  No

  N/A

• Are there appropriate controls in place to regulate the heating in the property?(thermostat, programmer etc)

  Yes

  No

  N/A

• Is the thermostat set to a minimum of 10 Celsius in all parts of the property that are heated?

  Yes

  No

  N/A

• Is there evidence of cloths being dried in the property?

  Yes

  No

  N/A

• Are there more bedrooms than occupants?

  Yes

  No

  N/A

• Is there single glazing at the property?

  Yes

  No

  N/A

• Has the importance of behaviour to moisture and condensation been explained to the occupants and left behind?

  Yes

  No

  N/A

• Is there a condensation calculation required? If so what elements?

  Yes

  No

  N/A

Front Elevation.

• Photo of the elevation

  Media

• Please mark the position of the Boroscope hole with an S on the elevation photo.

• Please take a photo of the DPC showing a tape measure on each elevation.

  Media

• Photos of tape measure in the cavity.

  Media

• Cavity Depth.

  Select 40mm 45mm 50mm 55mm 60mm 65mm 70mm 75mm 80mm 85mm 90mm 95mm 100mm 105mm 110mm 115mm 120mm 125mm 130mm 135mm 140mm 145mm 150mm 155mm 160mm 165mm 170mm 175mm 180mm 185mm 190mm 195mm 200mm

  • 40mm
  • 45mm
  • 50mm
  • 55mm
  • 60mm
  • 65mm
  • 70mm
  • 75mm
  • 80mm
  • 85mm
  • 90mm
  • 95mm
  • 100mm
  • 105mm
  • 110mm
  • 115mm
  • 120mm
  • 125mm
  • 130mm
  • 135mm
  • 140mm
  • 145mm
  • 150mm
  • 155mm
  • 160mm
  • 165mm
  • 170mm
  • 175mm
  • 180mm
  • 185mm
  • 190mm
  • 195mm
  • 200mm

• Comments

Rear Elevation

• Photo of the elevation

  Media

• Photos of tape measure in the cavity.

  Media

• Please mark the position of the Boroscope hole with an S on the elevation photo.

• Please take a photo of the DPC showing a tape measure on each elevation.

  Media

• Cavity Depth

  Select 40mm 45mm 50mm 55mm 60mm 65mm 70mm 75mm 80mm 85mm 90mm 95mm 100mm 105mm 110mm 115mm 120mm 125mm 130mm 135mm 140mm 145mm 150mm 155mm 160mm 165mm 170mm 175mm 180mm 185mm 190mm 195mm 200mm

  • 40mm
  • 45mm
  • 50mm
  • 55mm
  • 60mm
  • 65mm
  • 70mm
  • 75mm
  • 80mm
  • 85mm
  • 90mm
  • 95mm
  • 100mm
  • 105mm
  • 110mm
  • 115mm
  • 120mm
  • 125mm
  • 130mm
  • 135mm
  • 140mm
  • 145mm
  • 150mm
  • 155mm
  • 160mm
  • 165mm
  • 170mm
  • 175mm
  • 180mm
  • 185mm
  • 190mm
  • 195mm
  • 200mm

Right hand elevation

• Comments

• Photo of the elevation

  Media

• Please mark the position of the Boroscope hole with an S on the elevation photo.

• Please take a photo of the DPC showing a tape measure on each elevation.

  Media

• Photos of tape measure in the cavity.

  Media

• Cavity Depth

  Select 40mm 45mm 50mm 55mm 60mm 65mm 70mm 75mm 80mm 85mm 90mm 95mm 100mm 105mm 110mm 115mm 120mm 125mm 130mm 135mm 140mm 145mm 150mm 155mm 160mm 165mm 170mm 175mm 180mm 185mm 190mm 195mm 200mm

  • 40mm
  • 45mm
  • 50mm
  • 55mm
  • 60mm
  • 65mm
  • 70mm
  • 75mm
  • 80mm
  • 85mm
  • 90mm
  • 95mm
  • 100mm
  • 105mm
  • 110mm
  • 115mm
  • 120mm
  • 125mm
  • 130mm
  • 135mm
  • 140mm
  • 145mm
  • 150mm
  • 155mm
  • 160mm
  • 165mm
  • 170mm
  • 175mm
  • 180mm
  • 185mm
  • 190mm
  • 195mm
  • 200mm

• Comments

Left hand elevation

• Photo of the elevation

  Media

• Please mark the position of the Boroscope hole with an S on the elevation photo.

• Please take a photo of the DPC showing a tape measure on each elevation.

  Media

• Photos of tape measure in the cavity.

  Media

• Cavity Depth

  Select 40mm 45mm 50mm 55mm 60mm 65mm 70mm 75mm 80mm 85mm 90mm 95mm 100mm 105mm 110mm 115mm 120mm 125mm 130mm 135mm 140mm 145mm 150mm 155mm 160mm 165mm 170mm 175mm 180mm 185mm 190mm 195mm 200mm

  • 40mm
  • 45mm
  • 50mm
  • 55mm
  • 60mm
  • 65mm
  • 70mm
  • 75mm
  • 80mm
  • 85mm
  • 90mm
  • 95mm
  • 100mm
  • 105mm
  • 110mm
  • 115mm
  • 120mm
  • 125mm
  • 130mm
  • 135mm
  • 140mm
  • 145mm
  • 150mm
  • 155mm
  • 160mm
  • 165mm
  • 170mm
  • 175mm
  • 180mm
  • 185mm
  • 190mm
  • 195mm
  • 200mm

• Comments

Building extensions

• Photo of the elevation

  Media

• Please mark the position of the Boroscope hole with an S on the elevation photo.

• Please take a photo of the DPC showing a tape measure on each elevation.

  Media

• Photos of tape measure in the cavity on each elevation.

  Media

• Cavity Depth

  Select 40mm 45mm 50mm 55mm 60mm 65mm 70mm 75mm 80mm 85mm 90mm 95mm 100mm 105mm 110mm 115mm 120mm 125mm 130mm 135mm 140mm 145mm 150mm 155mm 160mm 165mm 170mm 175mm 180mm 185mm 190mm 195mm 200mm

  • 40mm
  • 45mm
  • 50mm
  • 55mm
  • 60mm
  • 65mm
  • 70mm
  • 75mm
  • 80mm
  • 85mm
  • 90mm
  • 95mm
  • 100mm
  • 105mm
  • 110mm
  • 115mm
  • 120mm
  • 125mm
  • 130mm
  • 135mm
  • 140mm
  • 145mm
  • 150mm
  • 155mm
  • 160mm
  • 165mm
  • 170mm
  • 175mm
  • 180mm
  • 185mm
  • 190mm
  • 195mm
  • 200mm

• Comments

Dynamic Risk Assessment.

• If you haven't carried out a Cavity wall survey please select NO.

  Yes

  No

  N/A

• Asbestos.

  Yes

  No

  N/A

• Use of a step ladders or ladder.

  Yes

  No

  N/A

• Manual Handling.

  Yes

  No

  N/A

• Hand tools.

  Yes

  No

  N/A

• Vibration.

  Yes

  No

  N/A

• Overhead electricity cables.

  Yes

  No

  N/A

• Noise.

  Yes

  No

  N/A

• Electricity/Generator

  Yes

  No

  N/A

• Compressed air.

  Yes

  No

  N/A

• Working on a roof.

  Yes

  No

  N/A

• House keeping.

  Yes

  No

  N/A

• Installation of cavity wall.

  Yes

  No

  N/A

• Working with wet cement, concrete and mortar.

  Yes

  No

  N/A

• Reversing vehicle.

  Yes

  No

  N/A

• Use of a mobile tower.

  Yes

  No

  N/A

• Use of mobile elevation working platform (mewp).

  Yes

  No

  N/A

• Lone worker.

  Yes

  No

  N/A

• Confirmation that the customer has been notified that Bierce or the BBA (British Board of Agreement) may contact them to arrange a visit to confirm suitability of the property? (we must inspect 10% so we will need to have an agreement about sharing customer’s data as we need to make appointments)

  Yes

  No

  N/A

• I have assessed the conditions on site ensuring there is adequate ventilation and no evidence of damp and no remedial works required. Unless listed below, there are no additional significant hazards observed that are not addressed in the generic risk assessment for the work to be undertaken.

  None

  See Below

• Assessors signature

  Sign

• Clients Signature

  Sign

Installation checks (to be completed by technician at install)Cavity wall.

• If you haven't carried out a Cavity wall survey please select NO.

  Yes

  No

  N/A

• Crew leader.

• Date:

• No.2

• Have you stapled the flue certificate in the loft space? If no loft access please leave the flue certificate with the occupants.

• Cavity width(mm)

• Crew leader signature.

• Gables installed:

• Jet size used:

• Total m2 insulated.

• Pipe 1 Glue Flow in ml:

• Pipe 1 Bead Flow in kg:

• Pipe 2 Glue Flow in ml:

• Pipe 2 Bead Flow in kg:

• Number of barrier brushes fitted ?

• Number of cove vents fitted ?

• Number of vents replaced ?

• We're pre installation checks carried out ?

• We're post installation checks carried out ?

• Customer signature.