Polyurethane Sealants

Selleys Pro Series Sealant


Formulated for sealing expansion and construction joints between common building materials in vertical and horizontal surfaces


  • Ideal for expansion joints
  • paintable
  • durable weatherproofing
  • no shrinking during curing
  • outdoor and indoor use
  • solvent and PVC free

Available Sizes

  • 400g cartridge
  • 810g sausage


  • White
  • Grey
  • Black
  • Sandstone


  • paste

Available at

  • Bunnings
  • M10
  • Danks
  • Natbuild outlets
  • HBT outlets
  • Building suppliers

Where can this product be used?

As a sealant:

  • Joints in precast elements
  • External wall and cladding joints
  • Weatherproofing joints between brickwork, masonry, wood, concrete or metal frames
  • Joints in walls, balconies, around window or door frames
  • Joints in bridge and balcony parapets
  • Retaining walls
  • Roofing

What materials is this product suitable for?

  • Concrete
  • Masonry
  • Brick
  • Ceramic tile
  • Metals
  • Soft wood
  • Hardwood
  • Plastics (not polypropylene or polyethylene)

How to use this product

  • Surface must be clean, dry and free from oil, grease, release agents, dust and loose material.
  • Install backing rod and masking tape as required.
  • Completely perforate the metal seal inside the cartridge nipple, trim nozzle and fit onto cartridge. Insert into caulking gun.
  • Extrude sealant into the joint such that it is in full contact with the sides of the joint. Avoid overlapping of sealant to eliminate entrapment of air.
  • Smooth sealant with spatula forcing the sealant into the joint for better contact with the sides.
  • Sanding and painting is possible after curing. Pre-testing paint is recommended (water based paints are preferable).

Handy tips

  • For easier gunning store at approx 20°C in cold weather
  • For best performance, install a backing rod (polyethylene or polyurethane foam rod) in joint to control sealant depth and ensure free movement* of sealant in joints. Remove masking tape before sealant skins.

Safety tips

  • The product contains organic isocyanate polymer (MDI) & is classified as hazardous according to criteria of NOHSC and HSNO. Please refer to the Material Safety Data Sheet for more information.
  • Safety directions: May cause sensitisation by skin contact. Avoid contact with skin and eyes. Wear suitable protective clothing, gloves and eye protection. Use only in well-ventilated areas. Keep out of reach of children.
  • First Aid: For advice contact a Poisons Information Centre (AUST 131 126; NZ 0800 764 766) or a doctor
  • If swallowed, do not induce vomiting. Give a glass of water.
  • In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

Storage and re-use

  • Shelf life Storage: 12 months in unopened cartridges in cool, dry conditions (below 30°C).
  • Opened cartridges should be used up as soon as possible. For temporary storage leave nozzle attached, remove nozzle and expel cured sealant from nozzle before re-use.