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