Nico Swanepoel

Nombuso Memela
Feb 26, 2020
Reitz Eybers
Feb 21, 2020

Nico Swanepoel

DCIM/100MEDIA/DJI_1400.JPG

Nico Swanepoel

 

Damages report:

Upon our assessment various defects, damages & faulty repair methods where noticed over the full roof span. Should these defects, damages & faulty repair methods not be attended to, further damages may occur.

Please note:

Tests are carried out with the following sophisticated equipment in order to determine the source of damages:

  1. Moist Meter MM-360
  2. Metal & Current Detectors
  3. Remote endoscope camera
  4. Thermal imaging camera
  5. Surveillance drone, etc.

Damages, Defects & Faults Noted:

  1. Broken roof tiles causing water penetration points
  2. Extremely high concentration of algae
  3. Porous tiles due to thermal shock & algae penetration
  4. Overhanging brush
  5. Unsealed exposed timber
  6. Brittle, cracking & disintegrating Ridge/hip Caulking
  7. Narrowing & blocking of Valleys
  8. Brittle Caulking
  9. Lack of/Faulty/Deteriorated Acrylic Waterproofing
  10. Water penetration at chimney parapets

 

Solution:

  1. Remove & Replace Broken Tiles
  2. High Pressure wash with Laser© Cleaner +- 200 bar
  3. Prepare & coat roof surface with suitable roof acrylic airless spray method
  4. Implement brush control
  5. Treat timber with 2 coats Carbolineum
  6. Remove Ridge/Hip lines, install new DPC underlay & re-caulk with added latex for adhesion and flexibility properties
  7. Cut open & Caulk valleys with 32.5 N  & P7J latex additive
  8. Prep & patch where necessary
  9. Strip / Apply 5 Layer F 835 on ridge lines
  10. Seal walls with P8J Elast-o-crete

Roof specifications:

Roof Area:  Single eave “Broken” ridge & Hip

With Dutch Gables & hips

Main roof Profile:  Double Roman (Coated)

Support structure:    Rafter: 114 x 38 mm @1000 mm spacing (Center to center)

Support battens:     38 x 38(50 mm tilting batten) @ 320 mm spacing (Center to center)

Fascia system:  Barge boards 225 mm Nutec

Rainwater system:     Domestic Ogee profile, Seamless

 

                        

 

 

 

 

 

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