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:

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

Damages, Defects & Faults Noted:

1. Lack of faulty/deteriorated acrylic waterproofing
2. Failed coatings (Blistering, chalkiness, corrosion)
3. Excessive movement on cladding surface
4. Popped and compromised fixation
5. Lifting laps on the roof sheeting
6. Scattered L 1 & 2 corrosion
7. Unsealed protrusions (Chimney)

The Solution:

1. Strip and clean off
2. Pressure wash @ 200 bar, prep, prime & re-coat
3. Implement pressure testing, Re-torque/replace fixations where necessary
4. Re-torque/replace fixations with “Tapperman class 3 Timtapp” fixations with Carbon free-bonded poly-washers
5. Stitch laps and seal with GB 89, UV stable & paintable Polyurethane joint sealant
6. Manually abrade to ST 2 according to ISO 8501, treat with YY 99 corrosion control system.  Seal all treated areas with suitable etch primer
7. 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