How To Apply Gaco Roof Coating
Information technology is extremely important to get the roof clean and dry. Get-go remove heavy deposits of dirt, leaves and other debris from the roof, then audit the entire roof surface and flashings for any open seams, tears, cuts, etc. Repair these flaws and then water is not blown in under membrane during the cleaning process. Pressure wash roof with water and allow to dry completely.
For full general cleaning, use GacoFlex GacoWash concentrated cleaner according to label instructions. On all single-ply membrane roofs, after awarding of cleaner, scrub the roof surface until clean then power wash to remove debris and go on rinsing until all suds are gone.
Biological Control: Areas of algae, mildew or fungus on the roof membrane or the existing coating should be treated with a solution of 1 part household bleach and 3 parts water, followed by a power washer rinse using clear water.
Drying: After cleaning and rinsing the roof, ensure no dirt or debris is present. Let surfaces to thoroughly dry. Examine roof, paying particular attention to areas of physical damage to determine that residual water has in fact stale before applying coating. Notation: Drying time depends on weather weather such every bit temperature, humidity and air movement.
Bonds to Most Surfaces (including only not limited to):
- Aged Cobblestone
- Aged EPDM and TPO/CPA
- Built-Upwardly
- Cap Canvas
- Composite
- Physical
- Fibreglass
- Metal
- Modified Bitumen
- Torchdown
- Most existing coatings
- Sprayed Polyurethane Foam
- Depression-Pitched Roofs
- Flat Roofs
- Mobile Homes
- Caravans
If the roof has been patched with any asphalt or black tar-similar products within the concluding 12 months, applying a glaze of GacoFlex E5320 2-Role Epoxy Primer/Filler should assistance prevent bleed-through staining on the final coats. GacoPro Roof Coating will adhere to most surfaces without a primer; however, some substrates may crave a primer for optimal adhesion. To verify adhesion, apply the GacoRoof Adhesion Test Kit, which provides results in just 24 hours. If the test reflects poor adhesion, prime number all surfaces with GacoFlex E5320 2-Part Epoxy Primer/Filler according to label directions.
Repair any damages, leaks, cracks with Gaco Liquid Roof Tape or Gaco Roof Tape. These products should also be used on whatsoever areas of item or fixings to ensure any areas of weakness are protected prior to application of the GacoPro Roof Coating.
A minimum of ii coats of GacoPro Roof Coating are required; recommended final film build is a minimum of 560 microns DFT. To help ensure complete coverage during awarding of the final glaze, it is recommended to use a different colour for the offset coat to create a colour contrast. Mix before application to ensure uniform color and consistency. Product should not be thinned.
Flat roofs (less than i:12 pitch/five°): Use a solvent-resistant i" nap roller and depending on blazon of roof, dip roller directly into pail and apply, or cascade product onto flat roof surface and roll out evenly, or for very smooth surfaces, pour out product and spread with an 2-3mm notched duster so immediately dorsum roll for a smooth, even finish.
Pitched roofs (greater than 1:12 pitch/5°): Apply extreme caution when on a pitched roofs. Follow all safe guidelines to avoid injury. Utilize a solvent-resistant 1" nap roller, dip roller straight into pail, and use. A roof pitch greater than 4:12/19° is non considered walkable; Boosted reach equipment may exist needed to properly utilize the production safely and effectively.
Allow the first coat of GacoPro Roof Blanket to dry for 3 to 12 hours (dependant on weather condition). Apply second coat equally soon as the first glaze can be safely walked on. The coverage rate of GacoPro Roof Blanket is ii.1m² per litre for each coat on a smooth surface; coverage rate may decrease on textured surfaces, and more coating will likely be used on first coat than on boosted coats. Smoothen roofs can be completed in 2 coats, lightly textured surfaces oft require 3 coats, and heavily textured surfaces may require 4 coats to achieve a terminal 560 microns DFT movie build.
GacoPro Roof Coating can be applied in temperatures as low as 1°C and up to temperatures equally high as 45°C. Do not exceed this application temperature range, or apply the coating if rain is expected within 2 hours. If any areas of the finishes roof are to be walked on for maintenance and access apply GacoFlex SF2036 WalkPad in conjunction with GacoFlex WalkPad Granules to create a highly-visible rooftop walkway with exceptional durability and resistance to foot traffic and tears.
Covering contractors who are utilising an airless sprayer should consult the GacoPro Spray Guide and Safety and Storage Guide.
One time a container of GacoPro Roof Coating is opened, the curing process has started. Use the entire product on your project if possible. Allow any remaining product in the container to solidify and dispose of in the proper fashion.
Application tools and equipment can be cleaned with White Spirit. If you simply office employ a can and wish to go along the remainder, close tin chapeau to store the product, over time some skinning will occur. When you next demand to use the product, open the tin can and remove 'skin' which may be on top and stir well and apply.
Roof structures may settle over time. A periodic inspection of your roof, which includes transition areas, flashing, vents and skylights, is recommended. Keep drains cleared at all times. If whatever recoating is required over the roofs life, clean GacoPro Roof Blanket and overcoat simply with more GacoPro Roof Blanket.
Approvals and Certificates
GacoPro Roof Coating Solar Reflective White meets the requirements for the Energy Star reflectance performance requirements for both low and high-sloped roofs and the requirements for the Cool Roof Rating Council.
GacoPro Roof Blanket Solar Reflective White likewise meets solar reflectance and thermal emittance requirements for: the 2012 International Energy Conservation Code (IECC); the ASHRAE 90.ane Energy Standard for Edifice Except Low-Rise Residential Buildings; and the California Edifice Energy Efficiency Standard CEC-400-2008-001- CMF, as adopted as Part 6 of Title 24.
GacoPro Roof Blanket is listed past the Underwriters Laboratory.
Circumspection: An old, neglected, or failing roof does not take the resilience to withstand the rigors of weather. GacoPro Roof Coating may not be suitable for such a roof. If you are in doubt nearly the condition of your roof, consult a qualified roof inspector.
Source: https://www.rawlinspaints.com/blog/how-to-apply-gacopro-100-silicone-roof-coating-a-guide-to-preparation-application-and-maintenance/
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