Products

Suppliers
Filter Gallery
28,820

Reverse Osmosis Housing

Products
Membrane Housing Water Filter Housing Frp Membrane Housing Pressure Vessel Membrane Housing Cartridge Filter Housing

Sorry! No matches were found.

FRP Vontron Reverse Osmosis Membrane Housing

FRP Vontron Reverse Osmosis Membrane Housing

US $ 35 / Piece FOB
1 Piece (MOQ)
More
Main Products: RO System, FRP Tank, Water Filter Housing, Water Treatment Machinery, Membrane Houisng, Dosing System, Softener System
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Ewater Water Treatment Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangsu, China Since 2022
Chat Now Send Inquiry
ODM 316L 10/20 Inch Ss Filter Housing for Reverse Osmosis Water Treatment

ODM 316L 10/20 Inch Ss Filter Housing for Reverse Osmosis Water Treatment

US $ 45-139 / Piece FOB
100 Pieces (MOQ)
More
Motive Force : Pressure
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Hangzhou Lyshinar Machinery Co., Ltd.

Manufacturer/Factory,Trading Company

Zhejiang, China Since 2022
Chat Now Send Inquiry
4040 1000psi Salt Water Reverse Osmosis Membrane Housing Replacement

4040 1000psi Salt Water Reverse Osmosis Membrane Housing Replacement

US $ 85-89 / Piece FOB
1 Piece (MOQ)
More
Main Products: RO Membrane, RO System, Water Purifier, Sea Water Desalinate, Waste Water Purification, Waste Water Recycles, Water Treatment, Water Pump, Water Dispenser, Water Treatment Parts
Contact Supplier
Audited Supplier Audited Supplier Since 2019
Hangzhou Haina Environmental Protection Tech Co., Ltd.

Manufacturer/Factory

Zhejiang, China Since 2019
Chat Now Send Inquiry
FRP Pressure Vessel 4040 8040 Reverse Osmosis RO Membrane Housing

FRP Pressure Vessel 4040 8040 Reverse Osmosis RO Membrane Housing

US $ 55 / Piece FOB
20 Pieces (MOQ)
More
Certification : CE, GS, RoHS
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Shanghai Chaomei Environmental Technology Co., Ltd.

Manufacturer/Factory

Shanghai, China Since 2022
Chat Now Send Inquiry
400 Gpd Reverse Osmosis Plastic Membrane Housing High Pressure RO Membrane Shell for Water Filter

400 Gpd Reverse Osmosis Plastic Membrane Housing High Pressure RO Membrane Shell for Water Filter

US $ 2-5 / Piece FOB
1 Piece (MOQ)
More
Main Products: Seawater Desalination System, RO System, Water Treatment System, Water Filter, RO Membrane, Filter, Reverse Osmosis Membrane, Water Purifier, Water Treatment Equipment, Pure Water Equipment
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Changsha Pasteur Environmental Protection Technology Co., Ltd

Manufacturer/Factory

Hunan, China Since 2024
Chat Now Send Inquiry
4inch 4core Membrane Housing with Reverse Osmosis Device

4inch 4core Membrane Housing with Reverse Osmosis Device

US $ 26-750 / Piece FOB
1 Piece (MOQ)
More
Performance : Sophisticated Filters
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Chengda Water Technology Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2023
Chat Now Send Inquiry
FRP Membrane Housing Custom 450psi Reverse Osmosis Membrane Element 8040

FRP Membrane Housing Custom 450psi Reverse Osmosis Membrane Element 8040

US $ 29-65 / Piece FOB
1 Piece (MOQ)
More
Main Products: Reverse Osmosis System Equipment, Mbr Membrane, Reverse Osmosis Membrane, EDI System, UF Membrane
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Guangzhou Frotec Water Treatment Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2021
Chat Now Send Inquiry
2.5 Inch Reverse Osmosis Pressure Vessel Seawater Desalination FRP Membrane Housing

2.5 Inch Reverse Osmosis Pressure Vessel Seawater Desalination FRP Membrane Housing

US $ 26-750 / Piece FOB
1 Piece (MOQ)
More
Usage : Environmental Protection
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Chengda Water Technology Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2023
Chat Now Send Inquiry
RO 3012 Reverse Osmosis Membrane Housing

RO 3012 Reverse Osmosis Membrane Housing

US $ 1.58-2 / Piece FOB
100 Pieces (MOQ)
More
Main Products: Filter Element, PP Filter Cartridge, CTO Filter Cartridge, Udf Filter Cartridge, GAC Filter Cartridge, Filter Cartridge, R O Membrane, R O System, Water Filter Cartridge, Post-Activated Carbon
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Hebei Green Spring Environmental Protection Equipment Technology Co., Ltd

Manufacturer/Factory

Hebei, China Since 2024
Chat Now Send Inquiry
FRP RO Membrane Housing 8040 600 Psifrp Membrane Vessel 8inch Water Reverse Osmosis Fiberglass Side Port

FRP RO Membrane Housing 8040 600 Psifrp Membrane Vessel 8inch Water Reverse Osmosis Fiberglass Side Port

US $ 285-300 / Piece FOB
1 Piece (MOQ)
More
Performance : Efficient Filtration
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Zaoqiang Yaxin Environmental Protection Technology

Manufacturer/Factory

Hebei, China Since 2024
Chat Now Send Inquiry
Water Treatment Pressure Vessel Multi-Core 450psi Reverse Osmosis Membrane Vessel RO Housing 40120

Water Treatment Pressure Vessel Multi-Core 450psi Reverse Osmosis Membrane Vessel RO Housing 40120

US $ 50-126.24 / Piece FOB
1 Piece (MOQ)
More
Main Products: Reverse Osmosis System Equipment, Mbr Membrane, Reverse Osmosis Membrane, EDI System, UF Membrane
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Guangzhou Frotec Water Treatment Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2021
Chat Now Send Inquiry
Factory Direct Sales Water Filters Reverse Osmosis Water Filter System Filter Housing

Factory Direct Sales Water Filters Reverse Osmosis Water Filter System Filter Housing

US $ 2.5-16.8 / Piece FOB
1 Piece (MOQ)
More
Motive Force : Electric power
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Chengda Water Technology Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2023
Chat Now Send Inquiry
Reverse Osmosis System Industrial Water Filter Water Purifier Filter Element Filter Membrane Filter Bag & Cartridge
High Quality Seawater Desalination 1000psi Reverse Osmosis Membrame Housing

High Quality Seawater Desalination 1000psi Reverse Osmosis Membrame Housing

US $ 26-750 / Piece FOB
1 Piece (MOQ)
More
Main Products: FRP Membrane Housing, FRP Pressure Tank, RO Membrane Vessel, FRP Pressure Vessel, RO Membrane, Ion Exchange Resin, Brine Tank, High Flow FRP Cartridge Housing, RO System, PP Filter Cartridge
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Chengda Water Technology Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2023
Chat Now Send Inquiry
4040 FRP Vessel RO Membrane Housing Reverse Osmosis Water Filter

4040 FRP Vessel RO Membrane Housing Reverse Osmosis Water Filter

US $ 26-750 / Piece FOB
1 Piece (MOQ)
More
Certification : CE
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Chengda Water Technology Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2023
Chat Now Send Inquiry
Industrial 4040 Series Stainless Steel 2.5-Inch End-Opening Reverse Osmosis Membrane Housing

Industrial 4040 Series Stainless Steel 2.5-Inch End-Opening Reverse Osmosis Membrane Housing

US $ 10-18 / Piece FOB
1 Piece (MOQ)
More
Main Products: Dosing Pump, UV Sterilizer, PP Filter, High Flow Filter, Whole House Water Filter, Reverse Osmosis Membrane, Filter Element, Mbr Membrane, Housing, Backwash Filter
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Changsha Lingbo Environmental Protection Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Hunan, China Since 2024
Chat Now Send Inquiry
Reverse Osmosis Membrane Pressure Vessels FRP RO Membrane Housing

Reverse Osmosis Membrane Pressure Vessels FRP RO Membrane Housing

US $ 26-750 / pieces FOB
1 pieces (MOQ)
More
Certification : ISO9001, CE
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Chengda Water Technology Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2023
Chat Now Send Inquiry
1000 Psi RO Pressure Vessels Reverse Osmosis Housing FRP-4040

1000 Psi RO Pressure Vessels Reverse Osmosis Housing FRP-4040

US $ 125-140 / piece FOB
1 piece (MOQ)
More
Main Products: RO Membrane, UF Membrane, Mbr Membrane, RO System, Mbr System, Membrane Housing, Booster Pump
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Shanghai Cm Environmental Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Shanghai, China Since 2023
Chat Now Send Inquiry
4021/4040/8040 Tube Type Membrane Housing for Reverse Osmosis Membrane (4" and 8")

4021/4040/8040 Tube Type Membrane Housing for Reverse Osmosis Membrane (4" and 8")

US $ 300-4,000 / Piece FOB
1 Piece (MOQ)
More
Certification : ISO9001
Contact Supplier
Audited Supplier Audited Supplier Since 2008
Wenzhou Hengtong Water Treatment Co., Ltd.

Manufacturer/Factory,Trading Company,Other

Zhejiang, China Since 2008
Chat Now Send Inquiry
FRP Pressure Vessel Manufacturer Industrial Seawater Purify Equipment RO Water Filter Element Vessel 8inch FRP Membrane Housing for Sewage Treament System

FRP Pressure Vessel Manufacturer Industrial Seawater Purify Equipment RO Water Filter Element Vessel 8inch FRP Membrane Housing for Sewage Treament System

US $ 26-750 / Piece FOB
1 Piece (MOQ)
More
Main Products: FRP Membrane Housing, FRP Pressure Tank, RO Membrane Vessel, FRP Pressure Vessel, RO Membrane, Ion Exchange Resin, Brine Tank, High Flow FRP Cartridge Housing, RO System, PP Filter Cartridge
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Chengda Water Technology Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2023
Chat Now Send Inquiry
Factory 10 Inch Transparent Clear Filter Housing Reverse Osmosis Water Treatment Water Filter Housing

Factory 10 Inch Transparent Clear Filter Housing Reverse Osmosis Water Treatment Water Filter Housing

US $ 1.5-4 / Piece FOB
100 Pieces (MOQ)
More
Descaling Function : Without Descaling Function
Contact Supplier
Audited Supplier Audited Supplier Since 2015
NanJing Tsung Water Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangsu, China Since 2015
Chat Now Send Inquiry
Related Videos
  • What is FRP Vontron Reverse Osmosis Membrane Housing
    What is FRP Vontron Reverse Osmosis Membrane Housing
    Negotiable
    1 Piece (MOQ)
    Contact Supplier
  • What is 4040 1000psi Salt Water Reverse Osmosis Membrane Housing Replacement
    What is 4040 1000psi Salt Water Reverse Osmosis Membrane Housing Replacement
    Negotiable
    1 Piece (MOQ)
    Contact Supplier
  • What is 400 Gpd Reverse Osmosis Plastic Membrane Housing High Pressure RO Membrane Shell for Water Filter
    What is 400 Gpd Reverse Osmosis Plastic Membrane Housing High Pressure RO Membrane Shell for Water Filter
    Negotiable
    1 Piece (MOQ)
    Contact Supplier
  • What is 4inch 4core Membrane Housing with Reverse Osmosis Device
    What is 4inch 4core Membrane Housing with Reverse Osmosis Device
    Negotiable
    1 Piece (MOQ)
    Contact Supplier
Factory Direct Universal High Pressure Water Purified Membrane Filter Side Port 8inch FRP RO Membrane Housing for RO System Water Treatment Machine

Factory Direct Universal High Pressure Water Purified Membrane Filter Side Port 8inch FRP RO Membrane Housing for RO System Water Treatment Machine

US $ 26-750 / Piece FOB
1 Piece (MOQ)
More
Main Products: FRP Membrane Housing, FRP Pressure Tank, RO Membrane Vessel, FRP Pressure Vessel, RO Membrane, Ion Exchange Resin, Brine Tank, High Flow FRP Cartridge Housing, RO System, PP Filter Cartridge
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Chengda Water Technology Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2023
Chat Now Send Inquiry
Stainless Steel 304 316 Tri Clamp Ss Inline High Flow Multi Cartridge Bag Lenticular Basket Steam Air Gas Filter Housing

Stainless Steel 304 316 Tri Clamp Ss Inline High Flow Multi Cartridge Bag Lenticular Basket Steam Air Gas Filter Housing

US $ 199-1,999 / Piece FOB
1 Piece (MOQ)
More
Performance : Efficient Filtration
Contact Supplier
Audited Supplier Audited Supplier Since 2015
Wenzhou Kosun Fluid Equipment Co., Ltd.

Manufacturer/Factory

Zhejiang, China Since 2015
Chat Now Send Inquiry
Frotec FRP 8080 RO Plant FRP Membrane Housing

Frotec FRP 8080 RO Plant FRP Membrane Housing

US $ 50-126.24 / Piece FOB
1 Piece (MOQ)
More
Main Products: Reverse Osmosis System Equipment, Mbr Membrane, Reverse Osmosis Membrane, EDI System, UF Membrane
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Guangzhou Frotec Water Treatment Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2021
Chat Now Send Inquiry
10 Inch Single O Ring Water Filter Housing for Reverse Osmosis System

10 Inch Single O Ring Water Filter Housing for Reverse Osmosis System

US $ 2 / Piece FOB
1,000 Pieces (MOQ)
More
Style for Purifier : Cabinet
Contact Supplier
Audited Supplier Audited Supplier Since 2013
Ningbo Keman Environmental Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Zhejiang, China Since 2013
Chat Now Send Inquiry

Not exactly what you want?

Post Sourcing Request

Ss 304 Waste Water Pre Filtration Side Entry Single Bag Filter Housing Manufacturer

Ss 304 Waste Water Pre Filtration Side Entry Single Bag Filter Housing Manufacturer

US $ 10 / Piece FOB
5 Pieces (MOQ)
More
Main Products: Sanitary Valves, Sanitary Pipe Fittings, Sanitary Union, Filter, Cleaning Ball, Lobe Pump, Centrifugal Pump, Strainer, Elbow, Mixing Tank
Contact Supplier
Audited Supplier Audited Supplier Since 2014
DEYI Equipment Industries Limited

Manufacturer/Factory,Trading Company,Other

Zhejiang, China Since 2014
Chat Now Send Inquiry
UPVC CPVC UF Ultrafiltration Membrane Housing for Reverse Osmosis Prefiltration

UPVC CPVC UF Ultrafiltration Membrane Housing for Reverse Osmosis Prefiltration

US $ 9.99-99.99 / Piece FOB
1 Piece (MOQ)
More
Connection : Welding
Contact Supplier
Audited Supplier Audited Supplier Since 2020
HANGZHOU VODI PLASTIC CO., LTD.

Manufacturer/Factory

Zhejiang, China Since 2020
Chat Now Send Inquiry
8040 Industrial Composite FRP Pressure Vessel Reverse Osmosis Membrane Housing

8040 Industrial Composite FRP Pressure Vessel Reverse Osmosis Membrane Housing

US $ 26-750 / Piece FOB
1 Piece (MOQ)
More
Main Products: FRP Membrane Housing, FRP Pressure Tank, RO Membrane Vessel, FRP Pressure Vessel, RO Membrane, Ion Exchange Resin, Brine Tank, High Flow FRP Cartridge Housing, RO System, PP Filter Cartridge
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Chengda Water Technology Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2023
Chat Now Send Inquiry
Premium Stainless Steel Reverse Osmosis Membrane Housing for Filtration

Premium Stainless Steel Reverse Osmosis Membrane Housing for Filtration

US $ 18.5-22 / Piece FOB
1 Piece (MOQ)
More
Salt Rejection Rate : 99.5%
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Linyi Muchen Mechanical Equipment Co. Ltd

Manufacturer/Factory,Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Prefiltration Reverse Osmosis Ss Cartridges Filter Housing for Pure Water Treatment

Prefiltration Reverse Osmosis Ss Cartridges Filter Housing for Pure Water Treatment

US $ 50-5,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Water Treatment Plant, Filter Cartridge
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Guangzhou Lvyuan Water Purification Equipment Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2022
Chat Now Send Inquiry
Jacketed Single Cartridge Filter Housing

Jacketed Single Cartridge Filter Housing

US $ 199-1,999 / Piece FOB
1 Piece (MOQ)
More
Type : Reverse Osmosis
Contact Supplier
Audited Supplier Audited Supplier Since 2015
Wenzhou Kosun Fluid Equipment Co., Ltd.

Manufacturer/Factory

Zhejiang, China Since 2015
Chat Now Send Inquiry
RO FRP Membrane Housing Use for Reverse Osmosis System Pressure Vessel

RO FRP Membrane Housing Use for Reverse Osmosis System Pressure Vessel

US $ 222.03-412.34 / Piece FOB
10 Pieces (MOQ)
More
Main Products: RO/NF System, Sea Water Desalination Plant, UF System, EDI System, Media Filter, Reverse Osmosis System, Reverse Osmosis Membrane, High Flow Filter, Silicon Carbide Membrane, RO Controller
Contact Supplier
Audited Supplier Audited Supplier Since 2010
Environmental World Products (China) Inc.

Manufacturer/Factory,Trading Company,Other

Shanghai, China Since 2010
Chat Now Send Inquiry
Factory Price Stainless Steel Sanitary Bag Filter Housing for Sugar Syrup Filter

Factory Price Stainless Steel Sanitary Bag Filter Housing for Sugar Syrup Filter

US $ 10 / Piece FOB
5 Pieces (MOQ)
More
Type : Reverse Osmosis
Contact Supplier
Audited Supplier Audited Supplier Since 2014
DEYI Equipment Industries Limited

Manufacturer/Factory,Trading Company,Other

Zhejiang, China Since 2014
Chat Now Send Inquiry
Wholesale CTO Udf Filter Cartridge Housing10 20inch Slim Big Blue for Reverse Osmosis System

Wholesale CTO Udf Filter Cartridge Housing10 20inch Slim Big Blue for Reverse Osmosis System

US $ 2.8-3.5 / Piece FOB
20 Pieces (MOQ)
More
Main Products: Water Filter, Filter Cartridge, Water Treatment Equipment, Injection Molding, Water Purification Equipment Accessories
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Xiuwu Donghai New Energy Technology Co., Ltd.

Manufacturer/Factory

Henan, China Since 2023
Chat Now Send Inquiry
Reverse Osmosis Equipment Membrane Housing Accessories for Water Treatment System

Reverse Osmosis Equipment Membrane Housing Accessories for Water Treatment System

US $ 26-750 / Piece FOB
1 Piece (MOQ)
More
Performance : Sophisticated Filters
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Chengda Water Technology Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2023
Chat Now Send Inquiry
Stainless Steel Sanitary Single Round Filter Housing of Fbt

Stainless Steel Sanitary Single Round Filter Housing of Fbt

US $ 99-299 / Piece FOB
1 Piece (MOQ)
More
Main Products: Stainless Steel Tank Equipment, Filtration Equipment, Reactor and Fermentation Tanks, Distillation Equipment, Mechanical Sealing Auxiliary System, Concentrator, Evaporator, Extraction Equipment, Brewery Equipment
Contact Supplier
Audited Supplier Audited Supplier Since 2015
Wenzhou Kosun Fluid Equipment Co., Ltd.

Manufacturer/Factory

Zhejiang, China Since 2015
Chat Now Send Inquiry
Ss RO Membrane Housing Use for Reverse Osmosis System Pressure Vessel 8040

Ss RO Membrane Housing Use for Reverse Osmosis System Pressure Vessel 8040

US $ 30.07 / Piece FOB
1 Piece (MOQ)
More
Motive Force : Pressure
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Hebei UMEK Environment Machine Co., Ltd.

Manufacturer/Factory,Trading Company

Hebei, China Since 2021
Chat Now Send Inquiry
Membrane Housing Water Filter Housing Frp Membrane Housing Pressure Vessel Membrane Housing Cartridge Filter Housing
View More

Related Searches

Reverse Osmosis System Steel Housing Reverse System High Quality Housing Stainless Steel Housing Stainless Housing Housing Support Housing Bearing Housing Wholesale Reverse Osmosis Housing

Browse by Categories

Home > Industrial Equipment & Components > Filtration Equipment & Parts > Reverse Osmosis System
1/801
TOP

Search Filter

Categories

More Less
  • Reverse Osmosis System
  • Industrial Water Filter
  • Water Purifier
  • Filter Element
  • Filter Membrane
  • Filter Bag & Cartridge
  • Other Filtration Equipment & Parts
  • Combination & Joint Fittings
  • Other Household Water Treatment Equipment
  • Other Environment Protection Device

Certification

More Less
  • CE
  • RoHS
  • UR
  • SASO
  • GS
  • UL
  • CB
  • EMC
  • LFGB
  • EMF
  • CSA

Motive Force

More Less
  • Pressure
  • Electric power
  • Gravity
  • Vacuum

Performance

More Less
  • Efficient Filtration
  • Sophisticated Filters
  • Alkali

Type

More Less
  • Reverse Osmosis
  • Activated Carbon
  • Conditioner
  • Distiller
  • Ozone Water Purifier

Usage

More Less
  • Environmental Protection
  • Chemical Industry

Company Type

More Less
  • Manufacturer/Factory
  • Trading Company
  • Group Corporation
  • Individuals/SOHO
  • Other

Company Location

More Less
  • Zhejiang
  • Guangdong
  • Shandong
  • Hebei
  • Shaanxi
  • Shanghai
  • Jiangsu
  • Henan
  • Hunan
  • Fujian
  • Tianjin
  • Anhui
  • Hainan
  • Shanxi
  • Hubei
  • Jiangxi
  • Sichuan
  • Beijing
  • Chongqing
  • Liaoning
  • Taiwan, China

Product Types

More Less
  • SecuredTrading
  • Buy Sample
Reset Done