Richard Bennet
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:
- Moist Meter MM-360
- Metal & Current Detectors
- Remote endoscope camera
- Thermal imaging camera
- Surveillance drone, etc.
Roof Area: Single eave “Broken” ridge & Hip with a ”Monitor” feature
Main roof Profile: Double “S”/Double Roman “+” & Tapered Ridge tile (Round)
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: 200 x 80 x 6 mm Nutec Fascia system to rake verges
225 x 10 mm Barge boards to eaves, Coated
Rainwater system: Ogee profile, Domestic
Damages, Defects & Faults Noted:
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Broken roof tiles causing water penetration points
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Brittle Caulking on back, head & sidewalls
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Damaged fascia system
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High concentration of algae
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Porous tiles due to thermal shock & algae penetration
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Overhanging brush
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Unsealed exposed timber
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Brittle, cracking & disintegrating Ridge/hip Caulking
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Narrowing & blocking of Valleys
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Brittle Caulking
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Lack of/Faulty/Deteriorated Acrylic Waterproofing
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Water penetration at chimney parapets
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Weathered exposed timber
Solution:
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Remove & Replace Broken Tiles
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Flash/Caulk & 5-layer Seamless Acrylic/Liquid rubber waterproofing
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Remove & replace. Prep & coat
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High Pressure wash with Laser© Cleaner +-200 bar
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Prepare & coat roof surface with suitable roof acrylic via airless spray method
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Implement brush control
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Treat timber with 2 coats Carbolineum
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Remove Ridge/Hip lines, install new DPC underlay & re-caulk with added latex for adhesion and flexibility properties.
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Cut open & Caulk valleys with 32.5N & P7J latex additive
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Prep & patch where necessary
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Strip / Apply 5 Layer F835 System on ridge lines
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Seal walls with P8J Elastocrete
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Apply service coat Carbolineum to all exposed