Southwest Radon Ltd

Southwest Radon Limited is a specialist contractor that has been supplying and installing radon-barrier, airtightness and waterproofing systems across Ireland since 1998. Drawing on a professional team of installers, the company delivers high-quality membrane solutions for residential, commercial and industrial projects, from single-home extensions to multi-million-euro developments.

Key services include the supply and fit of certified radon-barrier membranes (Monarflex, Duraskrim), airtightness membranes (Siga, Intello) and comprehensive waterproofing/tanking layers. Through its sister company, Air Matters, Southwest Radon also provides airtightness testing using a range of recognised methods, helping clients identify heat-loss issues and ensure a sealed building envelope. In addition, the firm offers defect testing of existing radon barriers with smoke tests and expert advice on all aspects of radon protection, airtightness and waterproofing.

Headquartered in County Kerry, Southwest Radon serves builders, contractors and self-builders throughout the Republic, combining competitive pricing with a reputation for meticulous workmanship and reliable service. Their long-standing relationships with major contractors and a portfolio of satisfied customers underscore their position as a trusted partner in Ireland's construction sector.