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The new 9600 VelociCalc is a portable, handheld Multi-Function Ventilation and IAQ test instrument featuring a menu-driven user interface for easy operation.

Finding the best fit has never been simpler (or more cost effective) – take advantage of our limited time PortaCount trade-in offer. Terms and conditions apply.

Who doesn’t like 20% off? Let us help you get the instruments you need a little bit easier with 20% off your rental rate when you book for one month or longer. Offer valid until 31 January 2023.

*Sorry - this promotion has now ended (for real). Still in the market for a new DustTrak? We'd still like to help you out, contact our team to discuss your options.  …

Due to an excess of stock, we have a surplus of Air-O-Cell boxes of 50 cassettes for a hot price. Limited boxes available, click for details.

* Sorry! This promotion has now ended – we do continue to promotions throughout the year though, so check back at the Offers page to see if there’s something that interests you.

* Sorry! This promotion has now ended – we do continue to promotions throughout the year though, so check back at the Offers page to see if there’s something that interests you.

TSI have a new batch of ex-demonstration units available for purchase at a significant discount – see what’s currently on offer. Strictly limited stock.

* Sorry! This promotion has now ended – we do continue to promotions throughout the year though, so check back at the Offers page to see if there's something that interests you.…