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Mason Penetration Seals are air seal flashings designed for cavity construction where pipes or wires penetrate building cladding and pass through the air seal membrane such as synthetic building wrap, or a flexible or rigid air barrier.

Application
  • Compatible with all vertical underlays

  • Trim to size – always a secure fit

  • Two sizes cover penetrations from 1mm to 75mm and 80mm to 170mm

  • May be used with all flexible or rigid air barriers or synthetic flexible wall underlays

  • Meets the requirements of the NZBC E2/AS1. To view the appraisal, go to www.masons.nz

  • May be exposed for up to 90 days

  • Easy installation

  • Affordable – great value for money

  • Sold individually, but also available in a bag of 10

Registration

Our Penetration Seals are a New Zealand Registered Design No. 427674

Technical
information

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SKUs List
PSEAL75
Penetration Seal 1-75mm

 Sold individually but available as a PACK OF 10

PSEAL170
Penetration Seal 80-170mm

 Sold individually but available as a PACK OF 10

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