Britannia Universal QD Primer Sealer is a quick drying product for priming weathered single ply roof membranes, allowing priming and topcoating to be completed in one day.
External use
Gives maximum surface adhesion to single-ply membranes including PVC, Hypalon, TPO Roof Membranes and Plastisol coated substrates (Adhesion/pull off test required, see Technical Data Sheet)
It is recommended that a site specific adhesion test be carried out prior to commencing work
Allows priming and topcoating to be completed in one day
Ready for use on weathered single-ply membranes including PVC, Hypalon, TPO Roof Membranes and Plastisol coated substrates
External use
Rainfall immediately after application has no adverse effect
It is recommended that a site specific adhesion test be carried out prior to commencing work, please refer to the Technical Data Sheet
Spreading Rate
These will vary depending on substrate, the site conditions and longevity required.
Typically spreading rates will vary depending on the end use.
Up to 0.1lt/m2 (equivalent to 10 m2/lt)
Drying Times
Britannia Universal QD Sealer-Primer will be dry under normal conditions in 2-4 hrs depending on humidity and temperature and can be overcoated when dry
Preparation
Substrates must be dry, clean and free from Loose Particles ,fungal growth, oil, grease and other contaminants that may effect the adhesion.
Cleaning Of Substrate:
Clean the surface with a powerwash of up to 2,000 psi, depending on the substrate
The wash must be applied and left on the substrate for 7 days, then washed off prior to the application
The substrate must be dried off using squeegees/rags. Gas guns should not be used
Once the substrate is clean and dry you can then begin the application
Repairs To Substrate:
Including splits, cracks, joints, seals and crazed areas:
Repair faults in the surface by using a high quality waterproof mastic/filler
Apply Universal QD Primer-Sealer followed by the waterproofing system to repaired areas incorporating Britannia Reinforcing Scrim overlapping by 5cm
Priming Of Substrate:
For PVC, Hypalon, TPO Roof Membranes and Plastisol coated substrates:
It is good practice to inspect and carry out adhesion tests on any existing coating or aged single ply substrate prior to the application of the coating
Follow the pull/adhesion test procedure to access the suitability of the system (see technical data sheet)
To the dry and cleaned surface, apply a generous coat of Britannia Universal QD Primer-Sealer by brush or roller
The substrate and ambient temperature for the application of the system must be between 2°C and 35°C
DO NOT APPLY to frozen or damp surfaces
DO NOT APPLY in hot direct sunlight or coating may skin
Work away from the area immediately being applied and toward a suitable escape access
Do not walk on newly coated surface whilst application is in progress
After application the substrate should have a slight glaze
Cleaning
For cleaning equipment use Special Solvent
Shelf Life & Storage
Up to 2 years if stored correctly in an unopened container
Precautions
Flammable keep away from sources of ignition
Ensure good ventilation during application
Wear gloves, goggles and suitable protective clothing
In case of contact with eyes rinse immediately with plenty of water and seek medical advice
Remove splashes from the skin with a recognised hand cleaner or plenty of soap and water
Keep out of reach of children
Do not use near fishponds
Toxic to aquatic organisms
May cause long term adverse effects in the aquatic environments
Do not empty into drains
Britannia Universal QD Primer-Sealer is not recommended for the treatment of fish or aquatic ponds or internal use
Air conditioning vents should be sealed for a minimum of 24 hours during and after the application
Not for use on Walkways, Balconies, tanking, fish and aquatic ponds, new lead, Single Ply Membranes - Plasticised PVC (Plastisol) gutters, slate or internal use
Cannot be used as a topcoat
DO NOT USE ON NEW BITUMINOUS PRIMERS/COATINGS OR SURFACES
MINIMUM FINISHED FALL: when using this product it is important that a minimum finished fall of 1:80 is achieved, as stated in BS 6229.2003 (Code of Practice for the application of Liquid Applied Waterproofing Systems to flat roofs with continuously supported coverings)
Product Details
3077-418137
Data sheet
Manufacturer
Britannia
Interior / Exterior Use
Exterior
For Use On
PVC, Hypalon, TPO Roof Membranes, Plastisol
Application Method
Brush, Roller
Sheen
Glaze
Pack Size
5L
Coverage
All aged single plys: up to 0.1lt/m2 (equivalent to 10m2/lt)
Touch Dry
2-4 hrs depending on humidity andtemperature. Can be overcoated when dry.
Customer agrees that before placing an Order, Customer has read and understood the most up to date Product Data Sheet for the Product. Where we have access to the Product Data Sheet from the manufacturer, we will either provide a copy on request, or include a link to the Product Data Sheet available on the manufacturer’s website. Customer further agrees that we have no liability for any errors or omissions contained within the Product Data Sheets. For more information, please see our Terms & Conditions of Sale.
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