Home > Company

With over 100 years in the trade DLM brings to the market high quality service, manufacturing and supply of lead products, flashings, solder, fluxes, silver brazing alloys, zinc anodes, extruded anodes, extrusions, casting metals and sealants.

With vast experience in the metals and alloys industry, DLM have gained a reputation of providing "Correct Metal Solutions for Any Application".

Health and Safety Policy

The management of Consolidated Alloys (NZ) Ltd is committed to a safe and healthy working environment for everyone using the premises as a place of work or visiting on business.

View our Health and Safety Policy here.



DLM boasts a proud history as a manufacturer of lead products since the early 1900's. The company has been under the control of the AMC Group since 1996 and over the last three decades has added a stable of new products to the point where it is now a recognised supplier of a full range of flashing products and accessories to the roofing and plumbing markets.

With its manufacturing base in Penrose Auckland, the company also operates a store in Christchurch and representation nationwide. Many of its staff have extensive industry knowledge and practical hands on experience and are able to offer useful advice and solutions.



Roofing Association of NZ (RANZ)

MRM Association
The NZMRM provides its members with guidelines to ensure that the products and services they offer meet the Standards required to fulfil codes of compliance, warranty and durability. NZMRM Code of Practice

CA Group Australia
Base metal manufacturing and trading.




Metals Trading

DLM has access to a large range of metal commodities with its ties to AMC Group and other metal producers. They can source any requirements for products such as ballast, elementary metals i.e.. tin, lead, zinc and their alloys, copper alloys, brasses, etc. DLM also produce specialty alloys to order.




Many of DLM products are sold through distributors only, however, certain ranges are available over the counter or made to order. You are welcome to contact DLM direct and one of their expert staff can locate your nearest stockist or arrange to supply you directly.

O'Briens Plumbing
Mico Plumbing
Plumbing Plus


Visit Our Website

AMC Group

DLM is a member of the AMC Group.

AMC Group's business has diversified from its origins in merchanting to the broader based industrial group of today. Amalgamated Metal Corporation PLC's origins go back to the formation of the London Metal Exchange in the 19th Century.

From its base as a ring dealing member of the London Metal Exchange AMC has grown into a global group which trades, distributes and manufactures metals, metals products and chemicals.

The AMC Group is today based in 12 countries and operates world-wide as a supplier of key raw materials and intermediate products to meet the most exacting specifications of a wide range oo9f industrial applications.