Item Description
The 4'''' 350AST Double Check Backflow Assembly, with flanged end NRS gate valves, protects against backsiphonage and backpressure in low health hazard applications. The use of our Patented Compound Check guarantees reliable performance and improved flow characteristics, making installation ideal for lower-pressure systems. Its 304L grade stainless steel valve body and access covers are corrosion-resistant for lower lifetime maintenance costs. Its lightweight design and short lay-length also ensures easy, compact installation.

• Item ID: 406V6KV
• Width:
• Height:
• Finish: Polished Stainless Steel
• Extra Data: ASSE® Listed 1015, AWWA Compliant C510 (with gates only), and C550, C-UL® Classified, UL® Classified
• Family: ast
• Bullet10: Model 350ASTR available for custom length, drop-in replacements
• Bullet5: FM® Approved
• Bullet6: CSA® Certified
• Bullet7: Stainless steel body and access covers offer corrosion-resistance
• Bullet8: Lightweight design and short lay-length ensures easy, compact installation
• Bullet9: Ideal for any Backflow Preventer replacement
• Country: USA
• Description: The 4'' 350AST Double Check Backflow Assembly, with flanged end NRS gate valves, protects against back siphonage and backpressure in low health hazard applications. The use of our Patented Compound Check guarantees reliable performance and improved
• Finish Family: Steel
• Height: 19.5
• Install Link: Installation Link
• Length: 34.88
• Low Lead: Yes
• MadeInUSA: Yes
• Material: Ductile Iron,Stainless Steel
• Minimum Order Quantity: 1
• Prop65: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
• Ship Weight: 234
• Shipping Height: 30.5
• Shipping Length: 35.25
• Shipping Width: 17.75
• Spec Sheet: Spec Sheet
• UOM: Each
• Weight: 222
• Width: 12.5
• Standard Finish: Steel
• Standard Plumbing Category: Water Handling
• Standard Plumbing Subcategory: Backflow Prevention

Item Description

• Item ID: 4077E5D
• Width:
• Height:
• Family: ast
• Install Link: Installation Link
• Prop65: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
• Spec Sheet: Spec Sheet
• Standard Plumbing Category: Parts

Item Description

• Item ID: 40H9EFJ
• Width:
• Height:
• Family: ast
• Prop65: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
• Standard Plumbing Category: Parts

Item Description
The 2-1/2'''' 350AST Double Check Backflow Assembly, with flanged end NRS gate valves, protects against backsiphonage and backpressure in low health hazard applications. The use of our Patented Compound Check guarantees reliable performance and improved flow characteristics, making installation ideal for lower-pressure systems. Its 304L grade stainless steel valve body and access covers are corrosion-resistant for lower lifetime maintenance costs. Its lightweight design and short lay-length also ensures easy, compact installation.

• Item ID: 407AMQ8
• Width:
• Height:
• Extra Data: Ideal for any Backflow Preventer replacement, Lightweight design and short lay-length ensures easy, compact installation, Model 350ASTR available for custom length, drop-in replacements, Stainless steel body and access covers offer corrosion-resistance
• Family: ast
• Bullet10: CSA® Certified
• Bullet5: ASSE® Listed 1015
• Bullet6: AWWA Compliant C510 (with gates only), and C550
• Bullet7: UL® Classified
• Bullet8: C-UL® Classified
• Bullet9: FM® Approved
• Country: USA
• Description: The 2-1/2'' 350AST Double Check Backflow Assembly, with flanged end NRS gate valves, protects against back siphonage and backpressure in low health hazard applications. The use of our Patented Compound Check guarantees reliable performance and impr
• Height: 27.25
• Length: 37.5
• Low Lead: Yes
• MadeInUSA: Yes
• Minimum Order Quantity: 1
• Prop65: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
• SafetyList: UL, C-UL
• Ship Weight: 138
• Shipping Height: 27
• Shipping Length: 33.25
• Shipping Width: 18.75
• Spec Sheet: Spec Sheet
• UOM: Each
• Weight: 169
• Width: 19.25
• Standard Plumbing Category: Water Handling
• Standard Plumbing Subcategory: Backflow Prevention

Item Description

• Item ID: 407LQQC
• Width:
• Height:
• Family: ast
• Install Link: Installation Link
• Prop65: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
• Spec Sheet: Spec Sheet
• Standard Plumbing Category: Water Handling
• Standard Plumbing Subcategory: Backflow Prevention

Item Description

• Item ID: 407EELN
• Width:
• Height:
• Family: ast
• Install Link: Installation Link
• Prop65: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
• Spec Sheet: Spec Sheet
• Standard Plumbing Category: Water Handling
• Standard Plumbing Subcategory: Backflow Prevention

Item Description

• Item ID: 407LNTX
• Width:
• Height:
• Family: ast
• Install Link: Installation Link
• Prop65: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
• Spec Sheet: Spec Sheet
• Standard Plumbing Category: Water Handling
• Standard Plumbing Subcategory: Backflow Prevention

Item Description

• Item ID: 407EKEC
• Width:
• Height:
• Family: ast
• Install Link: Installation Link
• Prop65: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
• Spec Sheet: Spec Sheet
• Standard Plumbing Category: Water Handling
• Standard Plumbing Subcategory: Backflow Prevention

Item Description

• Item ID: 407HPZZ
• Width:
• Height:
• Family: ast
• Install Link: Installation Link
• Prop65: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
• Spec Sheet: Spec Sheet
• Standard Plumbing Category: Water Handling
• Standard Plumbing Subcategory: Backflow Prevention

Item Description

• Item ID: 407HN37
• Width:
• Height:
• Family: ast
• Install Link: Installation Link
• Prop65: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
• Spec Sheet: Spec Sheet
• Standard Plumbing Category: Water Handling
• Standard Plumbing Subcategory: Backflow Prevention