Purchase of Eighteen (18) Combination Air and Vacuum Release Valves

Location:	Alabama
Posted:	Aug 5, 2026
Due:	Aug 12, 2026
Agency:	Mobile Water Service System(MAWSS)
Type of Government:	State & Local
Category:	41 - Refrigeration, Air Conditioning and Air Circulating Equip.
Solicitation No:	IFB 26-047
Publication URL:	To access bid details, please log in.

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Joyce Sawyer, Buyer II

(251) 694-3110 Office

jasawyer@mawss.com

INVITATION FOR BID

AUGUST 5, 2026

Mobile Area Water and

Sewer System

4725 Moffett Road

Mobile, AL 36618-2236

PO Box 180249

Mobile, AL 36618-0249

INVITATION FOR BID NUMBER

IFB 26-047

NAME OF BID

BIDS WILL BE RECEIVED AT

BID OPENING DATE

Purchase of Eighteen (18) Combination Air and Vacuum Release Valves

MAWSS Purchasing Dept. Bid Box

East Visitor Entrance

4725 Moffett Road

Mobile, AL 36618

If sending bids by UPS/Fed Ex, deliver to:

1610 Shelton Beach Rd. Ext., Mobile, AL 36618

Attn: Purchasing

with IFB# marked on envelope

August 12, 2026

BID CLOSING TIME

10:30 pm Central Time

AWARD WILL BE MADE BY

MATERIAL DELIVERED TO

ADDITIONAL INFORMATION CONTACT

Total Cost & Lead Time

MAWSS – Lift Station Department

1610 Shelton Beach Road Ext.

Mobile, AL 36618

Terry Herman at (251) 378-3509 or therman@mawss.com

APPLICABLE SDP POLICY

None

Sealed bids must be in the Purchasing Department no later than the time specified to be considered. Submissions received

after the deadline will not be considered. Envelopes must bear the name of the supplier, company address and the words “IFB

26-047 Combination Air and Vacuum Release Valves” or “IFB 26-047 NO QUOTE.” Facsimile or email bids will not be accepted.

All bids must be submitted on the attached forms, or your bid will be disqualified. Bidder shall furnish all the information

required by the solicitation. The bidder’s name must be typed or printed on the bid sheet and signed by the bidder or

appropriate authorized executive officer of the bidder’s company. Bidders must initial any changes or erasures. Bidders should

retain a copy of bids for their records.

Bidders shall acknowledge receipt of all addenda to this solicitation by signing and returning each addendum or by identifying

the addendum number and the date on the bid form. Failure to acknowledge receipt of any addendum by a bidder will result

in rejection of the bid if MAWSS determines that the addendum contains information that materially changes the requirements.

All bids shall be quoted FOB Destination, freight prepaid with no additional charges. Unless otherwise specified in the bid, all

prices will be on a firm-fixed price basis and are not subject to adjustments based on costs incurred. MAWSS reserves the right

to reject any or all bids submitted, to waive any informality in any bid or in the bid process, or to terminate the bid process at

any time, if deemed by MAWSS to be in MAWSS’s best interest.

A Purchase Order and this “Invitation for Bid” with “Specifications,” “Conditions,” “Bid Form,” signed by the successful bidder’s

authorized representative, and all attached drawings and other documents furnished by MAWSS to the bidders with the

Invitation for Bid in order to illustrate the contract requirements, will constitute a contract for the goods and/or services to be

purchased.

IFB 26-047 Combination Air and Vacuum Release Valves

Page 1 of 4

IFB 26-047 COMBINATION AIR AND VACUUM RELEASE VALVES

CONDITIONS

The Board of Water and Sewer Commissioners of the City of Mobile will accept bids for the Combination Air and Vacuum

Release Valves in our Purchasing Department Bid Box located at the East Visitor Entrance at 4725 Moffett Road, Mobile, AL.

36618 no later than 10:30 a.m. local time on August 12, 2026. Bids will be opened immediately after bid closing time in the

Operations Center Board room located at the East Visitor Entrance. Award will be by Total Cost & Lead Time. The bidder offers

and agrees, if this bid is accepted, to furnish the items as defined in the specifications for the unit price set opposite each item.

Pricing shall be FOB Mobile, Alabama. All items shall be delivered to our Lift Station Dept. located at 1610 Shelton Beach Rd.

Ext., Mobile, AL 36618 or to the job site as needed. The bidder shall state the expected length of delivery time on the Bid

Form.

Bidder understands and agrees that manufacturer and part numbers are provided for descriptive purposes only. Items of equal

or better quality will be considered but must be approved by MAWSS in writing. Upon delivery, if the quality, durability or

performance of any product represented as equal or better is determined by MAWSS to be unsatisfactory, MAWSS will require

a suitable substitute or will require that the originally specified item be delivered, at the unit price originally offered by bidder.

No substitution for items to be provided pursuant to this contract shall be permitted during the contract period without the

express written consent of MAWSS. All items provided shall be for commercial use and for the purposes reflected in the

contract documents.

No bid on closed out or discontinued item(s) will be accepted. Item(s) that have a determinable shelf life must be disclosed at

the time of bid submittal. Bidder understands that his/her bid shall be good and may not be withdrawn for a period of sixty

(60) calendar days after the scheduled closing time for receiving bids.

MAWSS reserves the right to reject any or all bids submitted, to waive any informality in any bid or in the bid process, or to

terminate the bid process at any time, if deemed by MAWSS to be in MAWSS’s best interest.

Bidder understands and agrees that quantities will be purchased by MAWSS on an “as needed” basis to replenish inventory.

MAWSS shall not be committed to the purchase of a pre-established minimum quantity for any one item.

A bidder may not modify its bid after bid opening. Errors in the extension of unit prices stated in a bid or in multiplication,

division, addition or subtraction in a bid may be corrected by the MAWSS Purchasing Buyer prior to award. In such cases, unit

prices shall not be changed.

It is the responsibility of the bidder to determine prior to the bid opening whether any amendment, additions, deletions or

changes of any type have been made to this Invitation for Bid, Conditions, Specifications, Bid Form or any other bid documents.

Bid documents and any amendments made to this bid will be posted on our website at www.mawss.com.

Invoices should be emailed to Accounts Payable at AcctsPayable@mawss.com.

END OF CONDITIONS

IFB 26-047 Combination Air and Vacuum Release Valves

Page 2 of 4

IFB 26-047 COMBINATION AIR AND VACUUM RELEASE VALVES

SPECIFICATIONS

This IFB is for the Purchase of Eighteen (18) Combination Air and Vacuum Release Valves (ARV).

Type:

Combination Air and Vacuum Release Valve for Sewage

Rating:

Working Pressure: 0.0 -150 psi (0 – 10 bar)

Ends:

Inlet Connection: 2” Threaded

Outlet Connection: 1 ½” Camlock Polypropylene

Body:

Type 316 Stainless Steel

Maximum Height:

19 Inches

Float:

Formed Polypropylene

O-Ring:

Viton/Buna-N

Maximum venting

capacity:

100 cfm

Trim

Type 316 Stainless Steel

Body Drain Valve

Stainless Steel

Note: Manufacturer H-TEC Model 989-00 or approved equal. If not approved, a submittal will be

accepted for review for possible acceptance at a later time.

Combination Air Valves shall conform to the following:

• Automatic Air and Vacuum Valves shall be inﬁnitely variable automatic air and vacuum valves

designed to allow escape of air for an operating range starting from pressure range: 0.0 through

150 psi ( 0 – 10 bar ), close watertight when liquid enters the valve even when the ﬂuid is rising

without pressure ( no minimum operating pressure required), allow air to enter in the event of a

vacuum, and soft working behavior as water hammer inhibition realized by roll-on diaphragm and

spring mechanism.

• When the sealing device of the valve is closed, an air cushion is trapped between the ﬂuid and

sealing area, the design shall not allow contact between ﬂuid and sealing area.

• All mechanical parts are manufactured of corrosion-resistant materials.

• The overall height shall not exceed 19 inches.

• Valves shall be recommended by the manufacturer for wastewater service.

END OF SPECIFICATIONS

IFB 26-047 Combination Air and Vacuum Release Valves

Page 3 of 4

IFB 26-047 COMBINATION AIR AND VACUUM RELEASE VALVES

BID SHEET

Qty

18 ea

Item

Mfr/Model

Combo Valves (ARV)

Unit Cost

Ext. Cost

1 ea Freight or other Misc. charges, if applicable

TOTAL COST*

*Total cost must include all charges/fees, including but not limited to, freight, tariffs, etc.

Delivery (ARO):

(After receipt of order)

____

Company Name

Payment Terms

Address

City, State, Zip

Submitted By

Please Print

Title

Phone

Email Address

Please Print

The signer declares under penalty of perjury that she/he is authorized to sign this document and bind the company or

organization to all terms and conditions of this agreement.

Signature

Date

IFB 26-047 Combination Air and Vacuum Release Valves

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This is the opportunity summary page. It provides an overview of this opportunity and a preview of the attached documentation.

Purchase of Eighteen (18) Combination Air and Vacuum Release Valves

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See also