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Deep Thinking

Articles & resources for pool & spa

Dolphin Nautilus CC Plus Review: Good, But Dated (2026)

dolphin nautilus cc plus
robotic pool cleaner

Dolphin Nautilus CC Plus Review: Good, But Dated (2026)

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

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Beatbot
Maytronics
Polaris
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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

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CARTRIDGE 7" X 27" 115 SQ FT QUAD PACK

CARTRIDGE 7" X 27" 115 SQ FT QUAD PACK

CARTRIDGE 7" X 33" 145 SQ FT QUAD PACK

CARTRIDGE 7" X 33" 145 SQ FT QUAD PACK

200 SQ FT FILTER CARTRIDGE

200 SQ FT FILTER CARTRIDGE

C1100 CARTRIDGE

C1100 CARTRIDGE

HAYWARD 25 SQ FT REPLACEMENT

HAYWARD 25 SQ FT REPLACEMENT

4" 25 SQ FT MICROBAN PVT25NOP4M FC3028M VITA SPAS TOP LOAD OPEN

4" 25 SQ FT MICROBAN PVT25NOP4M FC3028M VITA SPAS TOP LOAD OPEN

2" X 7" 30 SQ FT MICROBAN FC3054M VITA SPAS CIRC PUMP AB300

2" X 7" 30 SQ FT MICROBAN FC3054M VITA SPAS CIRC PUMP AB300

Pleatco Universal Filter Grid Set for 48 sf American/Hayward/Pac-Fab | PFS2448

Pleatco Universal Filter Grid Set for 48 sf American/Hayward/Pac-Fab | PFS2448

Pleatco Filter Cartridge for Intex Easy Set Pool B Version | PIN20

Pleatco Filter Cartridge for Intex Easy Set Pool B Version | PIN20

Unicel Replacement Filter Cartridge Harmsco | T-380

Unicel Replacement Filter Cartridge Harmsco | T-380

4" 40 SQ FT MICROBAN 6CH941 FC0360M PWW100STP3M WATERWAY

4" 40 SQ FT MICROBAN 6CH941 FC0360M PWW100STP3M WATERWAY

4" 40 SQ FT MICROBAN 14019 6CH942 PWW100STP3 FC0361M CMP HAVEN PHOENIX SUNBELT SUPERIOR WATERWAY SKIM FILTER BOTTOM 25253 25254 FA SKIM 8170012

4" 40 SQ FT MICROBAN 14019 6CH942 PWW100STP3 FC0361M CMP HAVEN PHOENIX SUNBELT SUPERIOR WATERWAY SKIM FILTER BOTTOM 25253 25254 FA SKIM 8170012

Deep Thinking

Dolphin Nautilus CC Plus Review: Good, But Dated (2026)

Dolphin Nautilus CC Plus Review: Good, But Dated (2026)

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

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