Homestar and Green Star NZ recognize third party certified products and materials through a number of materials categories. Both Environmental Choice NZ (ECNZ) and other certifications that have passed through the NZGBC are valid ecolabels which can contribute to your final Homestar or Green Star score. Below is a list, by product type, of recognized ecolabels and approved VOC/formaldehyde schemes, all of which can contribute toward certification.

Carpet and other Flooring Products

Approved Eco-Labels 

• Environmental Choice NZ
• CIAL ECS Level 2, 3, and 4
• GreenTag GreenRate v3.1 & 3.2
• GECA 50-2011 v2 - Carpets
• GECA 25-2011 v2 - Floor Coverings
• SMaRT 4.0 Sustainable Gold, Platinum - Level A

For low VOC points only  

• Compliance to the VOC requirements of any of the above-nominated eco-labels, OR
• GuT requirements;
• AgBB requirements;
• Greenguard requirements;Resilient Floor Covering Institute's (RFCI) Floorscore programme;
• Carpet and Rug Institute's (CRI) Green Label Plus programme.
• SCS Indoor Advantage Gold
• Blue Angel

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 Concrete

Approved Eco-Labels

• Environmental Choice NZ

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 Ceiling Tiles

Approved Eco-Labels

• Environmental Choice NZ
• GreenTag GreenRate v3.1 & v3.2

For low VOC points only

• Compliance to the VOC requirements of any of the above-nominated eco-labels, OR
• Greenguard - or E0 / E1 if composite timber based
• SCS Indoor Advantage Gold
• Blue Angel

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 Insulation

Approved Eco-Labels

• Environmental Choice NZ
• Green Tag GreenRate v3.1 & v3.2

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 Paint

Approved Eco-Labels

• Environmental Choice NZ
• GreenTag GreenRate v3.1 & v3.2
• GECA 04-2011 v2 Level A
  
  For low VOC points only  

• Compliance to the VOC requirements of any of the above-nominated eco-labels, OR

• Greenguard
• Blue Angel

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 Timber

Approved Eco-Labels

• Forest Stewardship Council

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 Engineered Wood Products

Approved Eco-Labels

• Environmental Choice NZ
• GreenTag GreenRate v3.1 & v3.2
• GECA 04-2011 v2 - 'Panel Boards
• SMaRT 4.0 Sustainable Gold, Platinum - Level A

For low formaldehyde points only

• Compliance with the emission requirements of any of the above-nominated eco-labels, OR
• E0 or E1
• AgBB
• Greenguard
• SCS Indoor Advantage Gold
• Blue Angel

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 Sealants and Adhesives

Approved Eco-Labels

• GreenTag GreenRate v3.1 & v3.2

For low VOC points only

• Greenguard
• Blue Angel
• EMICODE