Orders & Technical Enquiries

Phone: 0800 657 156

Concrete Plus Ltd
FOSROC EdenCrete Flextool Dulux AVISTA EMER

Our History

Parchem Construction Supplies (Parchem) origins date back to 1958 when the foundations of the existing business – Expandite Rawlplug Australia was established in Sydney, Australia.  Parchem Construction Supplies has bought together industry leading brands with a strong commitment to service and technical support by combining the companies formerly known as Flextool and Concrete Technologies with the strength of the former Parchem Construction Products business. The Equipment and tools division (formerly Flextool Pty Ltd) has pioneered the manufacture of portable contractor's equipment in Australia.

Key events in Parchem’s history:


Creation of Expandite-Rawlplug in Ryde specialising in the manufacture of sealants and jointing products.


Relocation of Expandite-Rawlplug to their new greenfield manufacturing site in Lucca Rd Wyong, NSW, Australia.


Burmah Castrol (parent company of Expandite Rawlplug) acquired the Fosroc international company and renamed the new merged company, Fosroc Australia.


Parbury Limited (a building products company) acquired Fosroc Australia and renamed it Parbury Technologies.


Alesco Corporation Limited (previously known as Atkins Carlyle) acquired Parbury Limited.


Alesco Corporation Limited acquired Concrete Technologies a company specialising in innovative decorative concrete solutions.


Alesco Corporation acquired Flextool (Aust.) Pty. Ltd.  a wholly owned Australian private enterprise. Established in 1951, the company has pioneered the Australian manufacture of portable tools & equipment for use in the concrete trades


Alesco merged Parbury Technologies, Flextool and Concrete Technologies to form Parchem Construction Supplies Pty Ltd (Parchem).


Alesco purchased 4 small construction distribution businesses spread across New Zealand and established the Concrete Plus business distributing Parchem products to the New Zealand construction market.


Parchem began the roll out of their nationwide network of trade stores.


Parchem National Distribution Centre relocated from Auburn, Sydney to Wyong. At the same time the Concrete Technologies manufacturing relocated from Emu Plans, Sydney to Wyong.


Acquisition of Alesco and subsidiary companies including Parchem by DuluxGroup Limited, a public company listed on the Australian stock exchange.




Privacy Collection Statement

Concrete Plus Limited (NZBN 9429033691282) ("Concrete Plus") is a is a wholly owned subsidiary of DuluxGroup Limited. The terms "we", "us", "our" refer to the company and any of our affiliated companies.

Your privacy is important to us: Concrete Plus will use the information you submit and may disclose it to third parties to respond to your enquiry. Concrete Plus (and its marketing and communications agencies on its behalf) may also use your name and contact details to send you information for these purposes. Concrete Plus may disclose the information to contractors, market research organisations, marketing and communications agencies and related bodies corporate for this purpose. If you do not provide the personal information requested, we will not be able to fulfil your request. We may also exchange your personal information with other related companies and our service providers, such as delivery companies and technology providers.

Please refer to our Privacy Policy, available on our website (www.concreteplus.co.nz/privacy-policy/) or on request. It contains further details about: (i) the personal information we collect; (ii) what we do with it; (iii) where we send it; (iv) how you can access and correct it; (v) how you can lodge a privacy complaint regarding the handling of your personal information; (vi) how we handle those complaints; (vii) online privacy; and (viii) the types of service providers we use.

If you have any questions regarding the way Concrete Plus handles your personal information or wish to seek access to, or correct, personal information we hold about you, please contact our Privacy Officer via privacy@duluxgroup.com.au or call +613 9263 5678.