High-Rate HRP36 Filter

Free Shipping over $75 (exclusions apply)

Earn Points and Get Rewards! Shop Now

Easy Returns & 24/7 Support

Quality Products from Trusted Brands

BAKER HYDRO BULKHEAD ASSY

PENTAIR AQUATIC SYSTEMS #31B9031 (Part #23)

Barcode: 788379766009

Manufacturer SKU: 31B9031

$73.23 USD

Out of Stock

"Pool Goods genuinely cares about what they do. It shows in their work and in the way they treat others. They are experts in their field, provide the correct information, and their experience is un-matched."

Scott G.

Our quality promise

At Pool Goods®, we promise to be your partner in achieiving the perfect pool and spa environment, one that is stress-free, efficient and enjoyable.

Deep Thinking

Articles & resources for pool & spa

Cal hypo granules, a jug of liquid pool chlorine, and trichlor tabs arranged on a pool deck for comparison.

Cal Hypo vs. Liquid vs. Dichlor: Pool Shock Compared

cal hypo
dichlor
liquid chlorine
pool shock
Shock

Cal Hypo vs. Liquid vs. Dichlor: Pool Shock Compared

How to Lower Cyanuric Acid in a Pool (and Why Most "Reducers" Don't Work)

CYA
cyanuric acid
lower CYA
pool stabilizer

How to Lower Cyanuric Acid in a Pool (and Why Most "Reducers" Don't Work)

Robotic Pool Cleaner Buying Guide: What Actually Matters in 2026

Aiper
Beatbot
Maytronics
Polaris
Robotic Pool Cleaner
Wybot

Robotic Pool Cleaner Buying Guide: What Actually Matters in 2026

Man surprised by his lower energy bill. Text reads, "stop overpaying to run your pool pump"

Variable Speed Pool Pump Energy Savings: Real Numbers by Pool Size

DOE pool pump mandate
pool energy efficiency
pool pump cost
pool pump energy savings
pool pump replacement
residential pool
variable speed pool pump

Variable Speed Pool Pump Energy Savings: Real Numbers by Pool Size

Saltwater vs. Chlorine Pools in 2026: True 5-Year Cost Breakdown

Saltwater

Saltwater vs. Chlorine Pools in 2026: True 5-Year Cost Breakdown

Explore All Blogs

Shopping Cart is empty

Estimated total

13 products

Sort by:

BAKER HYDRO BULKHEAD ASSY

Deep Thinking

Cal Hypo vs. Liquid vs. Dichlor: Pool Shock Compared

Cal Hypo vs. Liquid vs. Dichlor: Pool Shock Compared

How to Lower Cyanuric Acid in a Pool (and Why Most "Reducers" Don't Work)

How to Lower Cyanuric Acid in a Pool (and Why Most "Reducers" Don't Work)

Robotic Pool Cleaner Buying Guide: What Actually Matters in 2026

Robotic Pool Cleaner Buying Guide: What Actually Matters in 2026

Variable Speed Pool Pump Energy Savings: Real Numbers by Pool Size

Variable Speed Pool Pump Energy Savings: Real Numbers by Pool Size

Saltwater vs. Chlorine Pools in 2026: True 5-Year Cost Breakdown

Saltwater vs. Chlorine Pools in 2026: True 5-Year Cost Breakdown

13 products

Sort by:

Deep Thinking

10% OFF