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:

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

1. Broken roof tiles causing water penetration points

2. Brittle Caulking on back, head & sidewalls

3. Damaged fascia system

4. High concentration of algae

5. Porous tiles due to thermal shock & algae penetration

6. Overhanging brush

7. Unsealed exposed timber

8. Brittle, cracking & disintegrating Ridge/hip Caulking

9. Narrowing & blocking of Valleys

10. Brittle Caulking

11. Lack of/Faulty/Deteriorated Acrylic Waterproofing

12. Water penetration at chimney parapets

13. Weathered exposed timber

Solution:

1. Remove & Replace Broken Tiles

2. Flash/Caulk & 5-layer Seamless Acrylic/Liquid rubber waterproofing

3. Remove & replace.  Prep & coat

4. High Pressure wash with Laser© Cleaner +-200 bar

5. Prepare & coat roof surface with suitable roof acrylic via airless spray method

6. Implement brush control

7. Treat timber with 2 coats Carbolineum

8. Remove Ridge/Hip lines, install new DPC underlay & re-caulk with added latex for adhesion and flexibility properties.

9. Cut open & Caulk valleys with 32.5N & P7J latex additive

10. Prep & patch where necessary

11. Strip / Apply 5 Layer F835 System on ridge lines

12. Seal walls with P8J Elastocrete

13. Apply service coat Carbolineum to all exposed

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