40PLBELOW150X20 Silver 40 Below flashing tape 150mm special for UNI building Wrap
Superb adhesion, excellent water resistance, ultra-thin and pliable
Scope of Use
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Used to flash around windows and doors as a secondary water-resistant barrier.
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To seal joints in rigid air barriers.
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At joinery heads to seal flashing upstands to the wall underlay.
Key Benefits
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Advanced poly-acrylic adhesive for an aggressive and dependable performance in temperatures from -10˚C to 40˚C.
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Distinctive silver aluminum facer, with excellent water resistance and a UV resistance of 180 days.
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Super ultra-thin and pliable, so there is no build-up in corners.
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CodeMark Certified and complies with the New Zealand Building Code.
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Nail and screw sealability to AAM-711.13
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Two layers are required on the sill for nail and screw sealability
Key Benefits
-
Advanced poly-acrylic adhesive for an aggressive and dependable performance in temperatures from -10˚C to 40˚C.
-
Distinctive silver aluminum facer, with excellent water resistance and a UV resistance of 180 days.
-
Super ultra-thin and pliable, so there is no build-up in corners.
-
CodeMark Certified and complies with the New Zealand Building Code.
-
Nail and screw sealability to AAM-711.13
-
Two layers are required on the sill for nail and screw sealability
Key Benefits
-
Advanced poly-acrylic adhesive for an aggressive and dependable performance in temperatures from -10˚C to 40˚C.
-
Distinctive silver aluminum facer, with excellent water resistance and a UV resistance of 180 days.
-
Super ultra-thin and pliable, so there is no build-up in corners.
-
CodeMark Certified and complies with the New Zealand Building Code.
-
Nail and screw sealability to AAM-711.13
-
Two layers are required on the sill for nail and screw sealability
Conditions and Limitations of use
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Masons Flashing Tapes are certified for use in buildings:
a) within the scope of E2/AS1, and
b) located in any wind zone up to and including Extra High, and
c) located in any exposure zone (both as defined in NZS3604:2011 Timber framed buildings).
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Masons Flashing Tapes shall be used in accordance with the 40 Below & Hydro Flashing Tape Installation Instructions, March 2021, and the requirements of Acceptable Solution E2/AS1.
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Masons Flashing Tapes shall not be installed in areas where it has the potential to be exposed to heat, such as chimney flues.
Installation
Windows/Door/Timber & Steel Frame Flashings
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Masons 40 Below™ Platinum Flashing Tape and Masons Corner Guards must be installed in accordance with the installation instructions downloadable from this page. Please also note:
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Ensure the 40 Below™ Tape completely covers the joinery opening.
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To ensure maximum adhesion of the tape, make sure the substrate surface is clean, dry, and free from any dust or other contaminants. Flaps are folded into the opening and secured.
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The building wrap is installed as shown on the exterior face of the frame. A window and door openings are cut at a 45˚ angle away from each corner, then the flaps are folded into the opening and secured.
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40 Below™ Platinum Flashing Tape must not be stretched. When joining 2 sections of tape, overlap by 100mm or more.
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Compatible with most building sealants, check suitability with sealant manufacturers. Alternatively, do a patch test before use.
RIGID AIR BARRIERS – 40 Below™ is tested and approved for sealing the joints on Rigid Barriers. Tested and approved for use with BGC Durrabarrier and OS’BraceRAP.
Building Code Provisions
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B2 Durability – B2.3.1(a), B2.3.2
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E2 External Moisture – E2.3.2 (contributes to), E2.3.5 (contributes to), E2.3.6 (contributes to), E2.3.7
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F2 Hazardous Building Material – F2.3.1
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