Lavender House
ASSESSMENT REPORT
Damages report:
Upon our assessment various defects & damages were noticed over the full roof surface. Should these defects & damages methods not be attended to further damages may occur.
Please note:
These specific tests are carried out with the following equipment in order to determine the source of the damages:
- Moist Meter MM-360
- Metal & Current Detectors
- Remote endoscope camera
- Thermal imaging camera
- Surveillance drone
- Lux meter, etc.
Damages, Defects & Faults Noted:
- Lack of faulty/deteriorated acrylic waterproofing
- Failed coatings (Blistering, chalkiness, corrosion)
- Excessive movement on cladding surface
- Popped and compromised fixation
- Lifting laps on the roof sheeting
- Scattered L 1 & 2 corrosion
- Unsealed protrusions (Chimney)
The Solution:
- Strip and clean off
- Pressure wash @ 200 bar, prep, prime & re-coat
- Implement pressure testing, Re-torque/replace fixations where necessary
- Re-torque/replace fixations with “Tapperman class 3 Timtapp” fixations with Carbon free-bonded poly-washers
- Stitch laps and seal with GB 89, UV stable & paintable Polyurethane joint sealant
- Manually abrade to ST 2 according to ISO 8501, treat with YY 99 corrosion control system. Seal all treated areas with suitable etch primer
- Caulk and waterproof with 5-layer Seamless Acrylic/liquid rubber waterproofing compound
Mpumalanga Roof and Coatings issues a warranty certificate based on an annual service inspection. Please follow us on