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Pool Heater Unions & Fittings – Top Brands & Quality Service

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Pentair 2" Slip Half Union for Sta-Rite Heater 42001-0402

Pentair Pool
$54.99 - $54.99
$54.99
$54.99 - $54.99
$54.99

Pentair 42001-0402 Half Union For Sta-Rite® Heater; 2 Inch Slip Brand: Pentair Weight: 0.8 pounds For Use With: Sta-Rite® Pool Heater UPC Code: 78...

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$54.99 - $54.99
$54.99
$54.99 - $54.99
$54.99
Two black plastic pipe fittings with threaded ends, accompanied by two circular rubber O-rings, placed on a white background; ideal components for the Pentair 474974 Union Kit for maintaining your MasterTemp or Max-E-Therm pool heaters from Pentair Pool.

Pentair 1.5" Union Kit for Max-E-Therm, MasterTemp Heaters, MasterTemp 125 474974

Pentair Pool
$79.99 - $79.99
$79.99
$79.99 - $79.99
$79.99

Pentair 474974 Union Kit For Max-E-Therm® and MasterTemp® Pool Heaters, MasterTemp® Model 125 Pool Heater Water System, 1-1/2 Inch 474974 Union Pa...

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$79.99 - $79.99
$79.99
$79.99 - $79.99
$79.99
Pentair 461030Z Water Union and Tie Down Kit for UltraTemp Heat Pump, featuring a metal bracket, two white plastic rings, and a small black adapter piece on a white background.
Pentair Pool's Pentair 461030Z Water Union and Tie Down Kit, featuring metal brackets, white PVC fittings, and a black hose connector, arranged on a white background—ideal for use with an UltraTemp Heat Pump.

Pentair Water Union & Tie Down Kit for UltraTemp Heat Pump 461030Z

Pentair Pool
$99.00 - $99.00
$99.00
$99.00 - $99.00
$99.00

Pentair 461030Z Water Union and Tie Down Kit For UltraTemp® Heat Pool Pump Brand: Pentair Weight: 2.7 pounds For Use With: UltraTemp(R) Heat Pump ...

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$99.00 - $99.00
$99.00
$99.00 - $99.00
$99.00

Pentair 2" PVC Union for UltraTemp, MiniMax Plus, ThermaFlo, ThermaFlo Heat Pump 473381

Pentair Pool
$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99

Pentair 473381 PVC Union For UltraTemp, MiniMax® Plus, ThermaFlo and ThermaFlo Titanium Heat Pump; 2 Inch Brand: Pentair Weight: 0.43 pounds For U...

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$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99
Pentair Pool's honeycomb grill, featuring a black finish, screws, and diverse circular attachments, is prominently displayed against a white background. As part of the MasterTemp Heater series, this component can be easily paired with the Pentair 475265 Air Orifice Anti Rodent Kit for seamless integration.

Pentair Air Orifice Anti Rodent Kit for MasterTemp Heater 475265

Pentair Pool
$79.99 - $79.99
$79.99
$79.99 - $79.99
$79.99

Pentair 475265 Air Orifice Anti Rodent Kit for MasterTemp® Heater Brand: Pentair Weight: 1 pounds For Use With: Mastertemp Pool Heater Inclu...

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$79.99 - $79.99
$79.99
$79.99 - $79.99
$79.99
A dark metal pipe fitting with a hexagonal nut shape, similar to those in the Pentair 38404-4097S Union Burner System for Mastertemp Heater by Pentair Pool, displayed against a white background.

Pentair 3/4" Union Burner for Mastertemp Heater 38404-4097S

Pentair Pool
$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99

Pentair 38404-4097S Union Burner System For Mastertemp® Pool Heater, 3/4 Inch Brand Pentair Weight 3 pounds For Use With: Mastertemp Pool Heater ...

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$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99
Four pieces from the Jandy R0449000 2" x 2 1/2" Tail Piece set, including coupling nuts and rubber O-rings, arranged on a white background.

Jandy 2" x 2.5" Tail Piece with O-Ring and Coupling Nut R0449000

Jandy
$54.99 - $54.99
$54.99
$54.99 - $54.99
$54.99

Description:Jandy® R0449000 2" x 2 1/2" Tail Piece with O-Ring and Coupling Nut Set of 2 Brand: Jandy Weight: 0.9 pounds For Use With: Jandy® Plus...

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$54.99 - $54.99
$54.99
$54.99 - $54.99
$54.99
AquaCal PLS2627 2" Plumbing Union Assembly, a white PVC pipe fitting featuring a threaded coupling and smooth, cylindrical ends, ideal for use in setups such as Aquacal pool heaters.

AquaCal 2" Plumbing Union Assembly PLS2627

AquaCal
$64.99 - $64.99
$64.99
$64.99 - $64.99
$64.99

Aquacal PLS2627 2" Union Assembly - This is a replacement part. It is for use with various Aquacal pool heaters and pumps. Please reference the man...

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$64.99 - $64.99
$64.99
$64.99 - $64.99
$64.99

Pentair 77703-0100 Union Kit for Max-E-Pro, Dyna-Pro, Dyna-Wave System:3® 2-Pack

Pentair Pool
$58.99 - $58.99
$58.99
$58.99 - $58.99
$58.99

Pentair 77703-0100 Union Kit For Max-E-Pro, Dyna-Pro, Dyna-Wave System:3® Modular Media SM Series Pool and Spa Pump; 2/Pack Compatible with: Sta...

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$58.99 - $58.99
$58.99
$58.99 - $58.99
$58.99

Raypak 2" Connector Union Nut Tail Piece 2-Piece Kit Set 006723F

Raypak
$69.99 - $69.99
$69.99
$69.99 - $69.99
$69.99

Raypak 006723F PVC 2-Piece Connector and Nut for Model R185A, R265A, R335A, R405A Pool Heater, 2 Inch. Kit-2" CPVC Connector & Nut (2) 006723F...

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$69.99 - $69.99
$69.99
$69.99 - $69.99
$69.99

Raypak 2" Half Union Slip w/O-Ring 2-Pack 21063-801-000 CMP

Raypak
$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99

Cmp Union Half Set 2" Set Of 2 for Raypak Polymer Header Gas Heaters - 21063-801-000. RAYPAK HEATER UNIONS. CMP CPVC Union Half Set, Set of 2 for ...

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$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99

Pentair 271094 1.5" Threaded Adapter Kit Set of 2

Pentair Pool
$79.99 - $79.99
$79.99
$79.99 - $79.99
$79.99

Pentair 271094 Threaded Adapter Kit For Triton II Sand Filter Model TR100C and TR140C; 1-1/2 Inch Brand: Pentair Weight: 0.9 pounds Shipping Dimen...

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$79.99 - $79.99
$79.99
$79.99 - $79.99
$79.99

Pentair 2" & 2.5" Union Kit for 3HP IntelliFlo3 Pump 410028Z 410028

Pentair Pool
$64.99 - $64.99
$64.99
$64.99 - $64.99
$64.99

Pentair 410028Z 2" & 2.5" Union Kit for 3HP IntelliFlo3 Pool Pump Brand: Pentair UPC Code: 788379509286

$64.99 - $64.99
$64.99
$64.99 - $64.99
$64.99

Pentair Threaded Half Union Kit for Clean & Clear RP & Sta-Rite® Posi-Clear RP 178733Z

Pentair Pool
$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99

Pentair 410028Z 2" & 2.5" Union Kit for 3HP IntelliFlo3 Pool Pump Brand: Pentair Application: Pool Shipping Dimensions: 6 x 3 x 3 inch Weight:...

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$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99

Best Sellers

Pentair iChlor Salt Chlorine Generator System with Power PackPentair iChlor Salt Chlorine Generator Cell Only
Pentair iChlor 15 Replacement Cell Only 523010 15K gal.

Pentair iChlor 30 Salt Chlorine Generator Cell Only 523009

Pentair Pool
$809.00 - $809.00
$809.00
$809.00 - $809.00
$809.00

IN STOCK & READY TO SHIP! ORDINARY TABLE SALT. EXTRAORDINARY TECHNOLOGY. The iChlor Salt Chlorine Generator features smart technology that prov...

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$809.00 - $809.00
$809.00
$809.00 - $809.00
$809.00
The Pentair Pool 100' GloBrite MULTI COLOR Pool Spa LED Light, model 602055, features vibrant colors and spiral patterns on a dark backdrop, making it ideal for pool and spa use.
The Pentair Pool 100' GloBrite MULTI COLOR Pool Spa LED Light 602055 - NEW VERSION is a black cylindrical fixture with a transparent cover and attached cable, ideal for enhancing pool and spa applications with its vibrant multicolor LED lighting.

Pentair GloBrite® Multi-Color Pool & Spa LED Light - NEW VERSION

Pentair Pool
$429.00 - $529.00
$429.00 - $529.00
$429.00 - $529.00
$429.00

ADD BRILLIANT MULTICOLOR LED LIGHTING TO SHALLOW WATER AREAS GloBrite lights utilize one of the industry’s most advanced technologies to showcase a...

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$429.00 - $529.00
$429.00 - $529.00
$429.00 - $529.00
$429.00

Genuine Purechlor CLG125A-010 Replacement Salt Cell for 25K Gallon Pools

PureChlor
$729.00 - $729.00
$729.00
$729.00 - $729.00
$729.00

PureChlor Replacement Service Cell for PureChlor Salt Chlorine Generator systems (*sold separately). These are authentic, genuine OEM replacement s...

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$729.00 - $729.00
$729.00
$729.00 - $729.00
$729.00

Genuine PureChlor Salt Generator Power Supply (Multiple Sizes)

PureChlor
$549.00 - $549.00
$549.00
$549.00 - $549.00
$549.00

PureChlor Salt Generator Replacement Power Supply Box The PureChlor Power Supply (PSU) is the brains of your saltwater pool system. Fully certified...

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$549.00 - $549.00
$549.00
$549.00 - $549.00
$549.00

Genuine PureChlor Salt Chlorine Generator System Kit (Multiple Sizes)

PureChlor
$999.00 - $1,299.00
$999.00 - $1,299.00
$999.00 - $1,299.00
$999.00

PureChlor Salt Chlorine Generator Systems are one of the most advanced salt systems on the market with built-in cell and power supply protections w...

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$999.00 - $1,299.00
$999.00 - $1,299.00
$999.00 - $1,299.00
$999.00
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Top-Rated Pool Heater Unions & Fittings – Pentair, Hayward, Raypak

Vita Filters offers a wide selection of pool heater unions and fittings from leading brands like Pentair, Jandy, Hayward, Waterway, AquaCal, and Raypak. Pool heater unions and fittings play a crucial role in connecting and sealing the plumbing components of your pool heating system, ensuring optimal flow and preventing leaks.

As an authorized dealer for trusted brands such as Pentair, Hayward, Raypak, AquaCal, and Gulfstream Heat Pumps, Vita Filters guarantees top-quality products designed to withstand the test of time. Our commitment to customer satisfaction means that we provide exceptional service, expert advice, and the best products available.

With free shipping on every order and fast delivery, we ensure a hassle-free shopping experience. At Vita Filters, 100% satisfaction is guaranteed—your pool heating system deserves the best, and we’re here to provide it.

Shop with us today and discover why Vita Filters is your go-to choice for pool heater unions and fittings.