Total 628 fireproofing sandwich panel factories & companies found with 1,884 products. Source high quality fireproofing sandwich panel from our great selection of reliable fireproofing sandwich panel manufacturing factories.
BAISHA EVERLEGEND IMPORT AND EXPORT CO., LTD.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory |
Main Products: | PU Sandwish Panel , Rock Wool Sandwich Panel , EPS Sandwish Panel , Glass Wool Sandwich Panel , Ieps Sandwich Panel |
Factory ownership: | Limited Company |
R&D Capacity: | OEM, ODM, Own Brand |
Location: | Foshan, Guangdong |
Production Lines: | 5 |
-
Featured ProductUnit Price: US$ 12.8-14 / Square MeterMin. Order: 100 Square Meters
-
Featured ProductUnit Price: US$ 13.8-15.8 / Square MeterMin. Order: 100 Square Meters
-
Featured ProductUnit Price: US$ 8.2-9 / Square MeterMin. Order: 100 Square Meters
Yantai Jedha Industrial and Trading Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory |
Main Products: | Sandwich Panels , Steel Structure Buildings , Clean Room , Container Houses , Steel Coils |
Mgmt. Certification: |
ISO 9001, ISO 14001
|
Factory ownership: | Limited Company |
R&D Capacity: | OEM |
Location: | Yantai, Shandong |
-
Featured ProductUnit Price: US$ 6-13 / Square MeterMin. Order: 300 Square Meters
-
Featured ProductUnit Price: US$ 6-13 / Square MeterMin. Order: 300 Square Meters
-
Unit Price: US$ 7-15.9 / MeterMin. Order: 50 Meters
Henan Tiga Engineering Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory |
Main Products: | Steel Coil , Roofing Sheet , Steel Structure , Container House |
Mgmt. Certification: |
ISO 9001, ISO 14001, QC 080000, BSCI
|
Factory ownership: | Limited Company |
R&D Capacity: | OEM, ODM, Own Brand |
Location: | Zhengzhou, Henan |
-
Featured ProductUnit Price: US$ 5-30 / Square MeterMin. Order: 200 Square Meters
-
Unit Price: US$ 14-30 / Square MeterMin. Order: 200 Square Meters
-
Unit Price: US$ 14-30 / Square MeterMin. Order: 200 Square Meters
Shanghai Marya Pharmaceutical Engineering & Project ...
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory |
Main Products: | Pharmaceutical Engineering , Pharmaceutical Filling Machine , Pharmaceutical Filling Line , Cleanroom , Cleanroom Project |
Mgmt. Certification: |
ISO 9001, ISO 9000, QC 080000, GMP
|
Factory ownership: | Limited Company |
R&D Capacity: | OEM, ODM, Own Brand |
Location: | Shanghai, Shanghai |
-
Featured ProductUnit Price: US$ 100 / Square MeterMin. Order: 1 Square Meter
-
Unit Price: US$ 100 / Square MeterMin. Order: 1 Square Meter
-
Unit Price: US$ 100 / Square MeterMin. Order: 1 Square Meter
Shandong Hark Steel Material Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company , Group Corporation |
Main Products: | Sandwich Panel |
Mgmt. Certification: |
ISO 9001, ISO 14001
|
Location: | Binzhou, Shandong |
Production Lines: | Above 10 |
-
Featured ProductUnit Price: US$ 14.6-15.1 / Square MeterMin. Order: 500 Square Meters
-
Featured ProductUnit Price: US$ 13-15 / MeterMin. Order: 500 Meters
-
Featured ProductUnit Price: US$ 8-12 / MeterMin. Order: 500 Meters
Wuxi Shengming Green Building Materials Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Sandwich Panel |
Factory ownership: | Limited Company |
R&D Capacity: | ODM |
Location: | Wuxi, Jiangsu |
Main Markets: | Domestic |
-
Featured ProductUnit Price: US$ 10-25 / Square MeterMin. Order: 100 Square Meters
-
Featured ProductUnit Price: US$ 15-25 / Square MeterMin. Order: 100 Square Meters
-
Featured ProductUnit Price: US$ 10-15 / Square MeterMin. Order: 100 Square Meters
JiangSu YourShine Refrigeration Equipment Group Co., ...
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | PU Cam-lock Type Sandwich Panel , Male and Female Type Sandwich Panel , Electric Sliding Door , Manual Sliding Door , Semi-embedded Door |
Mgmt. Certification: |
ISO9001:2008, ISO14001:2004
|
Factory ownership: | Limited Company |
R&D Capacity: | Own Brand, ODM, OEM |
Location: | Changzhou, Jiangsu |
-
Featured ProductUnit Price: US$ 12.14-25 / Square MeterMin. Order: 100 Square Meters
-
Unit Price: US$ 12.26-41.75 / Square MeterMin. Order: 100 Square Meters
-
Unit Price: US$ 10-50 / Square MeterMin. Order: 200 Square Meters
Henan Panels Industry Co., Ltd
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Trading Company |
Main Products: | Folding Container House , PU/PIR Roof /Wall Sandwich Panel , Cold Storage Sandwich Panels , Rock Wool Sandwich Roof/Wall Panels , Glass Wool Sandwich Wall/Roof Panels |
Mgmt. Certification: |
ISO9001:2015
|
Factory ownership: | Limited Company |
R&D Capacity: | ODM, OEM |
Location: | Zhengzhou, Henan |
-
Featured ProductUnit Price: US$ 14-16 / Square MeterMin. Order: 400 Square Meters
-
Unit Price: US$ 9.63-11.32 / Square MeterMin. Order: 400 Square Meters
-
Unit Price: US$ 14-16 / Square MeterMin. Order: 400 Square Meters
Xiamen Zhongjingtai Building Materials Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | EPS Cement Sandwich Panel , Decorate Wall Panels , Fireproof Wall Panel , Paving Stone , Color Steel Sandwich Panel |
Mgmt. Certification: |
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
|
Factory ownership: | Limited Company |
R&D Capacity: | OEM |
Location: | Xiamen, Fujian |
-
Featured ProductUnit Price: US$ 10.78-15.78 / Square MeterMin. Order: 300 Square Meters
-
Featured ProductUnit Price: US$ 8.45-10.56 / Square MeterMin. Order: 300 Square Meters
-
Featured ProductUnit Price: US$ 10.21-16.01 / Square MeterMin. Order: 300 Square Meters
Guangdong Lingguan Energy saving new material Co., LTD
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Sandwich Panels , Garage Door , Metal Wall Cladding , Bamboo Charcoal Panel |
Mgmt. Certification: |
ISO 9001, ISO 14001, GMP
|
Factory ownership: | Limited Company |
R&D Capacity: | ODM, OEM, Own Brand |
Location: | Foshan, Guangdong |
-
Featured ProductUnit Price: US$ 4.9-9 / Square MeterMin. Order: 500 Square Meters
-
Featured ProductUnit Price: US$ 4.9-9 / Square MeterMin. Order: 500 Square Meters
-
Featured ProductUnit Price: US$ 4.9-9 / Square MeterMin. Order: 500 Square Meters
Harbin Dongan Building Sheets Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Prefabricated Steel Structure , Metal Sheet , Sandwich Panel , Cold Room , Decorative Sandwich Panel |
Mgmt. Certification: |
ISO 9001, ISO 14001
|
Factory ownership: | Limited Company |
R&D Capacity: | ODM, OEM |
Location: | Harbin, Heilongjiang |
-
Featured ProductUnit Price: US$ 7-15 / Square MeterMin. Order: 1 Square Meter
-
Featured ProductUnit Price: US$ 7-15 / Square MeterMin. Order: 1 Square Meter
-
Unit Price: US$ 7-15 / Square MeterMin. Order: 1 Square Meter
China Electronics Chuangda Construction Equipment ...
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Sandwich Panel; Cleanroom; Cold Room; Cleanroom Window; Cleanroom Door |
Mgmt. Certification: |
ISO9001:2015, ISO14001:2015, ISO 45001:2018
|
Factory ownership: | Limited Company |
R&D Capacity: | ODM, OEM |
Location: | Wuxi, Jiangsu |
-
Featured ProductUnit Price: US$ 15 / Square MeterMin. Order: 100 Square Meters
-
Unit Price: US$ 25 / Square MeterMin. Order: 100 Square Meters
-
Featured ProductUnit Price: US$ 13 / Square MeterMin. Order: 100 Square Meters
Qingdao Wise Link International Co., Ltd
![China Supplier - Gold Member](https://www.micstatic.com/common/img/icon/gold-member.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Sandwich Panel , PU Panel , PIR Panel , EPS Wall Panel , Mineral Wool Panel |
Factory ownership: | Limited Company |
Location: | Qingdao, Shandong |
-
Unit Price: US$ 9-18 / MeterMin. Order: 500 Meters
-
Unit Price: US$ 9-18 / MeterMin. Order: 500 Meters
-
Unit Price: US$ 9-18 / MeterMin. Order: 500 Meters
Shandong ShangHe New Construction Engineering Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory |
Main Products: | Sandwich Panel , Sandwich Board , Mobile Home , Mobile House , Prefabricated House |
Mgmt. Certification: |
ISO 9001, ISO 14001, FSC
|
Factory ownership: | Limited Company |
R&D Capacity: | OEM, ODM |
Location: | Liaocheng, Shandong |
-
Unit Price: US$ 8.5-15.5 / Square MeterMin. Order: 200 Square Meters
-
Unit Price: US$ 8.5-15.5 / Square MeterMin. Order: 200 Square Meters
-
Unit Price: US$ 8.5-15.5 / Square MeterMin. Order: 200 Square Meters
Rizhao Port Shipbuilding & Machinery Industry Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Belt Conveyor , Conveyor Roller , Conveyor Roller Frame , Steel Structure , Sandwich Panel |
Mgmt. Certification: |
ISO 9001, ISO 14001
|
Factory ownership: | Limited Company |
R&D Capacity: | Own Brand, ODM, OEM |
Location: | Rizhao, Shandong |
-
Featured ProductUnit Price: US$ 20 / PieceMin. Order: 500 Pieces
-
Featured ProductUnit Price: US$ 12-15 / Square MeterMin. Order: 100 Square Meters
-
Unit Price: US$ 12-15 / Square MeterMin. Order: 100 Square Meters
Jiangsu Yanxin Environmental Science&Technology Co., ...
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Purification Doors and Windows , Purification Panels. |
Mgmt. Certification: |
ISO9001:2015
|
Factory ownership: | Limited Company |
R&D Capacity: | Own Brand, ODM, OEM |
Location: | Suzhou, Jiangsu |
-
Unit Price: US$ 10-35 / Square MeterMin. Order: 50 Square Meters
-
Unit Price: US$ 8-25 / Square MeterMin. Order: 50 Square Meters
-
Unit Price: US$ 8-25 / Square MeterMin. Order: 50 Square Meters
XIAMEN YUMI NEW MATERIAL TECHNOLOGY CO., LTD.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Sandwich Panel , Roofing Sheet , C/Z Purlin , Floor Decking Sheets , Steel Coils |
Mgmt. Certification: |
ISO 9001, ISO 9000, ISO 14001, ISO 14000
|
Factory ownership: | Limited Company |
R&D Capacity: | OEM, Own Brand |
Location: | Xiamen, Fujian |
-
Featured ProductUnit Price: US$ 7-20 / Square MeterMin. Order: 1000 Square Meters
-
Unit Price: US$ 8.5-18 / Square MeterMin. Order: 1000 Square Meters
-
Unit Price: US$ 12-26 / Square MeterMin. Order: 1000 Square Meters
Shandong Wiskind Architectural Steel Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company , Group Corporation |
Main Products: | Steel Structure , Prefabricated House , Container House , Light Steel Villa , Sandwich Panel |
Mgmt. Certification: |
ISO 9001, ISO 9000, ISO 14001, ISO 14000
|
Factory ownership: | Limited Company |
R&D Capacity: | Own Brand |
Location: | Binzhou, Shandong |
-
Featured ProductUnit Price: US$ 25-30 / Square MeterMin. Order: 2000 Square Meters
-
Unit Price: US$ 15-18 / MeterMin. Order: 500 Meters
-
Unit Price: US$ 9-18 / MeterMin. Order: 500 Meters
Shandong Lutai Building Material Co.,ltd
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Fiber Cement Board , Calcium Silicate Board |
Mgmt. Certification: |
ISO 9001
|
Factory ownership: | Limited Company |
R&D Capacity: | ODM, OEM |
Location: | Tai'an, Shandong |
-
Featured ProductUnit Price: US$ 3 / sheetMin. Order: 2000 sheet
-
Featured Product
-
Featured Product
Jinan Hexi Environmental Engineering Co., Ltd
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Environmental protection equipment , Polyurethane board , Container room |
Mgmt. Certification: |
ISO 9001, ISO 14001, ISO 20000, IATF16949
|
Factory ownership: | Limited Company |
R&D Capacity: | ODM, OEM |
Location: | Jinan, Shandong |
-
Unit Price: US$ 5.9-6.4 / Square MeterMin. Order: 50 Square Meters
-
Unit Price: US$ 6-7.5 / Square MeterMin. Order: 50 Square Meters
-
Unit Price: US$ 6.6-7.2 / Square MeterMin. Order: 50 Square Meters
Qingdao Cosmo Technology Co., Ltd
![China Supplier - Gold Member](https://www.micstatic.com/common/img/icon/gold-member.png?_v=1718945339648)
Business Type: | Trading Company |
Main Products: | Container House , Prefab Steel House , Sandwich Panel , Clean Room Panel , Clean Room System |
Mgmt. Certification: |
ISO 9001
|
Factory ownership: | Limited Company |
R&D Capacity: | OEM, ODM, Own Brand |
Location: | Qingdao, Shandong |
-
Unit Price: US$ 6-15 / MeterMin. Order: 50 Meters
-
Unit Price: US$ 6-15 / MeterMin. Order: 50 Meters
-
Unit Price: US$ 6-15 / MeterMin. Order: 50 Meters
Wisbuild Technology (Shanghai) Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Steel Structure , Prefabricated Building , Steel Building , Sandwich Panel , Cold Room Panel |
Mgmt. Certification: |
ISO 9001, ISO 14001
|
Factory ownership: | Private Owner |
R&D Capacity: | OEM, ODM |
Location: | Binzhou, Shandong |
-
Featured ProductUnit Price: US$ 11 / PieceMin. Order: 1 Piece
-
Unit Price: US$ 11 / PieceMin. Order: 1 Piece
-
Unit Price: US$ 13-15 / MeterMin. Order: 300 Meters
Cangzhou Junxing Minghua Light Steel Color Plate Co., ...
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company , Group Corporation |
Main Products: | Steel Structure , Steel Structure Warehouse , Steel Structure Workshop , Steel Structure Hangar , Steel Structure Poultry House |
Mgmt. Certification: |
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001
|
Factory ownership: | Limited Company |
R&D Capacity: | OEM, ODM, Own Brand |
Location: | Cangzhou, Hebei |
-
Unit Price: US$ 6.9-19.9 / MeterMin. Order: 10 Meters
-
Unit Price: US$ 6.9-19.9 / MeterMin. Order: 10 Meters
-
Unit Price: US$ 6-35 / MeterMin. Order: 100 Meters
Guangzhou Xincheng New Materials Co., Limited
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Color Steel Sandwich Panels , Air Filters , Prefabricated Container Houses |
Mgmt. Certification: |
ISO9001:2015
|
Factory ownership: | Limited Company |
R&D Capacity: | Own Brand, ODM, OEM |
Location: | Guangzhou, Guangdong |
-
Featured ProductUnit Price: US$ 8.95-15.78 / Square MeterMin. Order: 100 Square Meters
-
Featured ProductUnit Price: US$ 9-15 / Square MeterMin. Order: 300 Square Meters
-
Unit Price: US$ 14-25 / Square MeterMin. Order: 300 Square Meters
Shandong Wiskind Steel Structure Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Steel Building |
Mgmt. Certification: |
ISO 9001, ISO 14001
|
R&D Capacity: | Own Brand |
Location: | Binzhou, Shandong |
Production Lines: | Above 10 |
-
Featured ProductUnit Price: US$ 18 / MeterMin. Order: 1000 Meters
-
Unit Price: US$ 11-29 / MeterMin. Order: 500 Meters
-
Unit Price: US$ 16-29 / MeterMin. Order: 500 Meters
FoShan HongZan Building Materials Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Honeycomb Core , Honeycomb Panel , Stone Honeycomb Panel , Wall Cladding , Metal Ceiling |
Mgmt. Certification: |
ISO 9001, ISO 14001
|
Factory ownership: | Private Owner |
R&D Capacity: | Own Brand |
Location: | Foshan, Guangdong |
-
Unit Price: US$ 20-25 / Square MeterMin. Order: 100 Square Meters
-
Unit Price: US$ 30 / Square MeterMin. Order: 200 Square Meters
-
Unit Price: US$ 32-200 / Square MeterMin. Order: 200 Square Meters
Hangzhou Sukalp Trading Co., Ltd.
![China Supplier - Gold Member](https://www.micstatic.com/common/img/icon/gold-member.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Prepainted Steel Coil , Galvanized Steel Coil , Galvalume Steel Coil , Corrugated Steel Sheet , Metal Roofing/Wall Sheet |
R&D Capacity: | OEM, Own Brand |
Location: | Hangzhou, Zhejiang |
Production Lines: | 4 |
-
Unit Price: US$ 10-25 / MeterMin. Order: 500 Meters
-
Unit Price: US$ 10-25 / TonMin. Order: 1000 Tons
Shandong Lehua Aluminium-Plastic Products Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Aluminium-Plastic Products |
Mgmt. Certification: |
ISO9001:2015
|
Factory ownership: | Limited Company |
R&D Capacity: | ODM, OEM |
Location: | Weifang, Shandong |
-
Unit Price: US$ 7.2-7.8 / Square MeterMin. Order: 100 Square Meters
-
Unit Price: US$ 7.92-8.28 / Square MeterMin. Order: 500 Square Meters
-
Unit Price: US$ 7.1-7.8 / Square MeterMin. Order: 100 Square Meters
QINHUANGDAO TAIWEN BUILDING MATERIALS CO., LTD.
![China Supplier - Gold Member](https://www.micstatic.com/common/img/icon/gold-member.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | FRP Panel , Gel Coat Panel , FRP Embossed Panel , FRP Panel Production Line , Gel Coat Panel Production Line |
Mgmt. Certification: |
ISO 9001, HSE
|
Factory ownership: | Limited Company |
R&D Capacity: | OEM, ODM |
Location: | Qinhuangdao, Hebei |
-
Featured ProductUnit Price: US$ 3.9-9 / Square MeterMin. Order: 100 Square Meters
-
Featured ProductUnit Price: US$ 3.9-8 / Square MeterMin. Order: 100 Square Meters
-
Unit Price: US$ 3.9-8 / Square MeterMin. Order: 100 Square Meters
Jiangsu Kangtao Steel Co., Ltd.
![China Supplier - Diamond Member](https://www.micstatic.com/common/img/icon/diamond_member_16.png?_v=1718945339648)
Business Type: | Manufacturer/Factory , Trading Company |
Main Products: | Steel Plate , Steel Sheet , Steel Coil , PPGI Steel Coil , Stainless Steel Tube |
Mgmt. Certification: |
ISO 9001, BSCI
|
Factory ownership: | Limited Company |
R&D Capacity: | OEM, ODM |
Location: | Suzhou, Jiangsu |
-
Unit Price: US$ 5 / Square MeterMin. Order: 500 Square Meters
-
Unit Price: US$ 5 / Square MeterMin. Order: 500 Square Meters
-
Unit Price: US$ 5 / Square MeterMin. Order: 500 Square Meters