A sound, compatible surface
The coating needs to adhere to the existing material or specified primer. Surface condition, previous coatings and contamination can affect compatibility.
A roof coating starts with a suitable roof
A coating can provide a renewed surface on a suitable existing roof, but it can’t make damaged layers underneath sound. The first decision is whether the current assembly qualifies for restoration.
Moisture, adhesion, roof condition and drainage need to be assessed before a coating system is selected. Existing leaks and defective details require repair, and wet or deteriorated material may need removal. The roof has to become a suitable base for the coating.
If your business roof is showing wear, request a free inspection and discuss whether repair, restoration or replacement is appropriate.
What qualifies a roof for restoration?
Dry and suitable underlying layers
Moisture investigation helps identify material that should not remain under a restoration system. A clean-looking surface alone doesn’t establish that the insulation is dry.
Repaired roof details
Seams, curbs, penetrations and terminations need attention before the open field is coated. These connections can’t be treated as incidental touch-ups.
A workable drainage path
A coating doesn’t create slope or move an outlet. Drainage problems need to be considered as part of qualifying and preparing the roof.
Prepare the roof before coating the field
Restoration begins with deciding what can remain, what must be repaired and what preparation the selected system requires.
The preparation is part of the roof system, not an optional extra.
The final coating coverage and application conditions follow the selected product’s specification. A visual change to the roof isn’t, by itself, evidence that the full preparation was completed.
Coating, repair or replacement?
Option 1
Repair a defined problem
A localized defect may need a compatible repair without coating the entire roof. The work should be proportionate to the roof’s condition.
Option 2
Restore a qualified roof
When the existing assembly is suitable, a specified coating system can be considered with the required repairs and preparation included.
Option 3
Replace an unsuitable assembly
If the roof can’t provide a sound base, a coating would leave the underlying problem. The replacement scope should explain what must be removed and rebuilt.
Find out whether the existing roof is suitable for restoration.
Planning commercial roof coatings around your building
Include the preparation in the schedule
Cleaning, compatible repairs, adhesion checks and primer where required happen before the final coating. Leaving those activities out of the schedule understates the work and can put the application ahead of a suitable surface.
Allow for application conditions
The selected product sets the temperature, moisture and curing requirements. Weather affects when the surface can be prepared and coated. Nearby intakes, equipment and occupied areas also need to be accounted for in the application plan.
Protect the renewed surface
Roof access and equipment service continue after restoration. Keep traffic to appropriate routes and address new damage with repairs compatible with the coating system. A renewed surface still needs clear drainage and attention to its details.
Collinsville commercial roof coatings questions
Will coating stop every existing leak?
No. Existing leaks need to be identified and repaired as part of preparation. A field coating isn’t a substitute for proper flashing, seam work or removal of unsuitable material.
Can a roof be coated while insulation underneath is wet?
Wet material needs investigation and an appropriate repair scope. Concealing it under a coating doesn’t restore its condition. The extent and location of moisture affect the decision.
Are silicone and acrylic coatings interchangeable?
No. Products have different substrate, preparation, application and service requirements. The selected system needs to match the existing roof and the expected conditions.
Is restoration always less expensive than replacement?
The existing condition and preparation determine the scope. Extensive repairs can change the comparison. Ask for the actual work required by each viable option rather than relying on a general percentage saving.
Find out whether restoration fits
A roof that looks worn isn’t automatically ready for a coating. Start with a free inspection and establish whether the existing system can support the necessary repairs and preparation.