General purpose bitumen mastic.

bitu.®seal plastic is a hydrocarbon solvent based, asbestos-free, reinforced bituminous mastic.

Uses
  • Heavy duty bitumen mastic sealer and repair compound
  • May be used to seal most roofing defects: sheeting overlaps, valleys, gutters, downpipes and enlarged screw holes. 
  • To repair roof cracks, flashings, cracked roof tiles and patch repair to roofs.
Advantages
  • Economical waterproofing compound.
  • Easy-to-apply.
  • May be overcoated.
Properties

abe Construction Chemicals DIY bituseal plastic properties

Colour

abe Construction Chemicals - bituseal plastic  - colour

Typical physical properties of dried film

abe Construction Chemicals DIY bituseal plastic properties dried film

Surface Preparation

All surfaces to be clean, dry, sound, free of all laitance, grease, oil, fungal growth and loose and flaking particles.

Bonding / Priming

Prime with a coat of bitu.®seal plastic, which should be allowed to dry prior to the application of bitu.®seal plastic, except for steel which must be coated with a suitable anti-corrosion primer like abe® 4-metal primer.

Coverage

Application thickness:  As needed up to 30 mm.  Practical coverage for estimating purposes:  Full overlap and screw head treatment on corrugated iron roof 150 mm wideroof flashing – 1 L/2.2 m run.  In general – 1 L/m2 per mm thickness.

Application

bitu.®seal plastic may be applied by trowel, putty knife, extrusion gun or gloved hand.  bitu.®seal plastic can be used in conjunction with glass fibre membrane.  The membrane must be set into the still wet film of bitu.®seal plastic.

Cleaning

Tools, brushes and mixing equipment should be cleaned immediately after use and before material has set with abe® super brush cleaner followed by washing with soap and water.

Protection / Maintenance on completion

Where the bitu.®seal plastic is to be exposed to the effects of sunlight and ultra-violet radiation, it is recommended that 3 – 4 weeks after being applied, it may be coated with abe® silvakote.

Packaging

1 L, 5 L, 25 L containers.

Handling & Storage

Shelf life of 24 months, but shorter if in extreme conditions. Keep tightly sealed in a dry cool place in the original packaging.

Caution

Application Temperature: 5 ºC to 40 ºC, but warm material to at least 10 ºC for ease of use.

Health & Safety

Product safety information required for safe use is not included.  Before handling, read product and safety data sheets and container labels for safe use, physical and health hazard information.  The safety data sheet is available from your local a.b.e.® Construction Chemicals branch.

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