BACKWATER VALVES

SUGGESTED SPECIFICATIONS

Jay R. Smith Mfg. Co. has developed the following paragraphs to assist the design professional in specifying backwater valves. Insert these paragraphs into project specification Section 22 40 00 - Plumbing Fixtures or other similarly titled section.

Notes are included to assist the design professional in editing the specifications to suit project requirements, and are not intended to be included in the final specification. These notes appear in blue text.

For assistance on the selection of the products in this section or for other questions, contact Jay R. Smith Mfg. Co. by calling 334-277-8520, by email at salesengineering@jrsmith.com, or visit our website at www.jrsmith.com.

PART 1 - GENERAL

Insert the following paragraphs under “Submittals”:

	A.	Review Submittals:
		1.	Product Data: Manufacturer’s standard data sheets describing components including materials, dimensions, relationship to adjacent construction, and attachments.

PART 2 - PRODUCTS

Insert the following under “Manufacturers”. Edit to indicate whether or not substitutions will be permitted for the products in this section.

	A.	Contract Documents are based on products by Jay R. Smith Mfg. Co.

	B.	Substitutions: [Under provisions of Division 01.] [Not permitted.]

Insert the following under “Components.” Refer to the Jay R. Smith Mfg. Co. catalog or website for assistance in selecting specific Jay R. Smith Mfg. Co. model numbers, then select and edit the following paragraphs accordingly.

Include the following for a backwater valve to be used at the base of side walls in pits, where low elevation requires a vertical inlet grate and side outlet roughing.

	A.	Backwater valve:
		1.	Model: No. 7000.
		2.	Description: Cast iron body with backwater valve and cast iron secured grate.

**** OR ****

Include the following for a backwater valve to be used in main or branch sewer lines to protect basements and low areas against backflow from the street sewers.

	A.	Backwater valve:
		1.	Model: No. 7012.
		2.	Description: Cast iron body with backwater valve and bolted cover.

**** OR ****

Include the following for a backwater valve to be used in main or branch sewer lines to protect basements and low areas against backflow from the street sewers.

	A.	Backwater valve:
		1.	Model: No. 7022.
		2.	Description: Cast iron body with backwater valve and threaded cover.

**** OR ****

Include the following for a terminal valve to be used at the end of sewer lines, which discharge into manholes, catch basins, drainage lagoons and seawalls to prevent backflow into areas which are to be drained.
 
	A.	Backwater valve:
		1.	Model: No. 7070.
		2.	Description: Cast iron body with backwater valve.

**** OR ****

Include the following for a drain outlet valve to be used as independent backwater protection for bottom outlet floor drains to prevent damaging backflow from entering rooms where floor drain is installed.
 
	A.	Backwater valve:
		1.	Model: No. 7080.
		2.	Description: Cast iron body with ball float backwater valve.

**** OR ****

Include the following for a drain tile sump with multiple inlets into which the foundation drain tile lines are connected.
 
	A.	Backwater valve:
		1.	Model: No. 7097.
		2.	Description: Cast iron body and extension frame with cast iron slotted grate.

**** OR ****

Include the following for a Flood-Gate automatic backwater valve providing "closure" protection during emergency storm conditions or when building is completely shut down.
 
	A.	Backwater valve:
		1.	Model: No. 7140.
		2.	Description: Cast iron body with stainless steel gate and flexible PVC diaphragm/expansion chamber.

**** OR ****

Include the following for a Sentinel Alarm System to be installed in an existing floor cleanout closure plug to notify the building maintenance staff or homeowner when there is a backup condition detected in the sewer line. 
 
	A.	Backwater valve:
		1.	Model: No. 7141.
		2.	Description: Wall mount alarm box with pressure switch, 15 feet of 1/4” o.d. polyethylene tubing, and 1/8” NPT elbow.	

**** OR ****

Include the following for an inline gate backwater valve to provide normal protection against sewage backflow into building. 
 
	A.	Backwater valve:
		1.	Model: No. 7150.
		2.	Description: Cast iron body and cover with removable wheel handle, bronze gate, bronze flapper valve, and brass stem.

**** OR ****

Include the following for a "deep seal" cast iron trap with female threaded inlet and outlet for use in conjunction with bottom outlet drains.
 
	A.	Backwater valve:
		1.	Model: No. 7220.
		2.	Description: Cast iron trap with female threaded inlet and outlet.

**** OR ****

Include the following for a "deep seal" cast iron trap with male threaded inlet and female threaded outlet for use in conjunction with bottom outlet drains.
 
	A.	Backwater valve:
		1.	Model: No. 7221.
		2.	Description: Cast iron trap with male threaded inlet and female threaded outlet.

**** OR ****

Include the following for a "deep seal" cast iron trap with hub outlet for use in conjunction with bottom outlet drains.
 
	A.	Backwater valve:
		1.	Model: No. 7222.
		2.	Description: Cast iron trap with hub outlet.

**** OR ****

Include the following for a "deep seal" cast iron trap with integral hub to allow for installation of a floor level cleanout for use in conjunction with bottom outlet drains.
 
	A.	Backwater valve:
		1.	Model: No. 7230.
		2.	Description: Cast iron body and ferrule with bronze cleanout plug.  

**** OR ****

Include the following for a "deep seal" cast iron trap with integral hub to allow for installation of a floor level cleanout for use in conjunction with bottom outlet drains.
 
	A.	Backwater valve:
		1.	Model: No. 7231.
		2.	Description: Cast iron body and adjustable housing ferrule with bronze cleanout plug.  

**** OR ****

Include the following for a "deep seal" cast iron trap with integral hub to allow for installation of a floor level cleanout for use in conjunction with bottom outlet drains.
 
	A.	Backwater valve:
		1.	Model: No. 7232.
		2.	Description: Cast iron body and cut-off ring cleanout ferrule with bronze cleanout plug.  

PART 3 - EXECUTION

Include the following under “Installation”:

	A.	Install components in accordance with manufacturer's instructions and approved product data submittals.

	B.	Set plumb, level, and rigid.