G.A. Murdock, Inc.

G.A. Murdock, Inc. G.A. Murdock, Inc. is a provider of high-quality water purification and installation supplies for the water conditioning industry.

Manufacturer of Mur-lok® Fittings & Tubing

We mold, extrude, and assemble our Mur-lok products in the USA using state-of-the-art automated equipment, allowing us to provide you with high quality, competitively priced products. And Wholesale Distributor of Water Purification Supplies

Whether it is a valve, fitting, or filter, customers around the world have come to rely on G.A. Murdock for the

products they need, when they need them. We carry hundreds of quality products from the best manufacturers in the industry.

Let’s connect in Miami!We’ll be at the WQA Convention & Exposition — come visit us at Booth 762.
04/14/2026

Let’s connect in Miami!
We’ll be at the WQA Convention & Exposition — come visit us at Booth 762.

In stock and ready to ship.Ameri-Block CTO & CTO+ Carbon Block Filters deliver reliable performance you can count on—fea...
03/18/2026

In stock and ready to ship.

Ameri-Block CTO & CTO+ Carbon Block Filters deliver reliable performance you can count on—featuring exceptional chlorine, taste, and odor reduction, plus extended cartridge life. Proudly made in the USA.

Same-day shipping available on all in-stock items, so you can keep projects and systems running without delays.

Order today at https://www.gamurdock.com/new-products/ameri-block-carbon-filters

Holiday hours update 🎄Thank you to all our customers for a great year—we appreciate your support and look forward to con...
12/23/2025

Holiday hours update 🎄
Thank you to all our customers for a great year—we appreciate your support and look forward to continuing to work together in 2026.
🔗 https://www.gamurdock.com

Our new B2B wholesale website is live for all dealers to order their supplies! And here are some tips to help you save ...
12/23/2022

Our new B2B wholesale website is live for all dealers to order their supplies! And here are some tips to help you save time when placing orders and managing your partnership with G.A. Murdock:
https://blog.gamurdock.com/2022/12/new-website-features.html

New Website Features:
💧 Quick Reordering
💧 View Statements and Pay Invoices
💧 Stock Notifications
💧 Request Returns
💧 Compare Products

Great afternoon for GAM. Thank you Unlock Madison!
07/30/2022

Great afternoon for GAM. Thank you Unlock Madison!

07/14/2020

Full Time Machine Operator position, 4 or 5 weekday work schedule. 1st or 2nd Shift available. Responsibilities include operating extrusion line and injection molding machines producing plastic tubing and molded parts, regrinding and blending materials, assembly and testing as well as light maintenance. Must be able to follow instructions and processes as well as perform quality control measurements. Starting Wage $15 - $20/hr DOE.

Benefits include:

• Health insurance
• Life insurance
• Simple IRA
• PTO
• Paid holidays

Email or mail resume to:

[email protected]
G.A. Murdock, Inc.
1200 S Division Ave
Madison, SD 57042
Fax: 605-256-9682

Address

1200 S Division Avenue
Madison, SD
57042

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+16052569632

Website

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