Nico Swanepoel

Damages report:

Upon our assessment various defects, damages & faulty repair methods were 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 to determine the source of damages:

Moist Meter MM-360
Metal & Current Detectors
Remote endoscope camera
Thermal imaging camera
Surveillance drone, etc.

Damages, Defects & Faults Noted:

Broken roof tiles causing water penetration points
Extremely high concentration of algae
Porous tiles due to thermal shock & algae penetration
Overhanging brush
Unsealed exposed timber
Brittle, cracking & disintegrating Ridge/hip Caulking
Narrowing & blocking of Valleys
Brittle Caulking
Lack of/Faulty/Deteriorated Acrylic Waterproofing
Water penetration at chimney parapets

Solution:

Remove & Replace Broken Tiles
High Pressure wash with Laser© Cleaner +- 200 bar
Prepare & coat the roof surface with a suitable roof acrylic airless spray method
Implement brush control
Treat timber with 2 coats of Carbolineum
Remove Ridge/Hip lines, install new DPC underlay & re-caulk with added latex for adhesion and flexibility properties
Cut open & Caulk valleys with 32.5 N & P7J latex additive
Prep & patch where necessary
Strip / Apply 5 Layer F 835 on ridge lines
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