Skip to content
Now offering free shipping on all orders! See details.
Now offering free shipping on all orders!
About Contact Shipping Returns FAQ

Filters

Two Pentair 42001-0402 half unions for Sta-Rite pool heaters, featuring a white plastic design with black rubber seals, ideal for upgrading your Pentair or Sta-Rite pool heater system.

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

Pentair Pool
$39.99 - $39.99
$39.99
$39.99 - $39.99
$39.99

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...

View full details
$39.99 - $39.99
$39.99
$39.99 - $39.99
$39.99
Two black plastic caps with threaded interiors, standing upright side by side on a white background, essential components of the Pentair 474974 Union Kit for Max-E-Therm and MasterTemp Heaters.
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...

View full details
$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 ...

View full details
$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
$34.00 - $34.00
$34.00
$34.00 - $34.00
$34.00

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

View full details
$34.00 - $34.00
$34.00
$34.00 - $34.00
$34.00
The Pentair 475265 Air Orifice Anti Rodent Kit for the MasterTemp® Pool Heater by Pentair Pool includes a round black honeycomb grid that provides essential protection and is ready for easy installation with mounting clips and screws, all set against a white background.
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...

View full details
$79.99 - $79.99
$79.99
$79.99 - $79.99
$79.99
A 3/4" metal hexagonal union burner system with threaded ends, designed for integration with the Pentair Mastertemp Heater, by Pentair Pool.
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
$49.00 - $49.00
$49.00
$49.00 - $49.00
$49.00

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

View full details
$49.00 - $49.00
$49.00
$49.00 - $49.00
$49.00
A set of two Jandy R0449000 tail pieces, measuring 2" x 2 1/2" and featuring rubber O-rings and coupling nuts, in black plastic on a white background.
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 1/2" 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...

View full details
$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...

View full details
$64.99 - $64.99
$64.99
$64.99 - $64.99
$64.99
Pentair 77703-0100 Union Set - 2" Union x 1.5" FPT Replacement Kit

Pentair 1.5" FPT Half Union Adapter Kit for Max-E-Pro, Dyna-Pro, Dyna-Wave System:3® 77703-0100 2-Pack

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

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...

View full details
$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99

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...

View full details
$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
$32.99 - $32.99
$32.99
$32.99 - $32.99
$32.99

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 ...

View full details
$32.99 - $32.99
$32.99
$32.99 - $32.99
$32.99

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:...

View full details
$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 Cell Only 523009 30K gal Pool

Pentair Pool
$819.00 - $819.00
$819.00
$819.00 - $819.00
$819.00

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

View full details
$819.00 - $819.00
$819.00
$819.00 - $819.00
$819.00

Pentair 30' GloBrite MULTI COLOR Pool Spa LED Light 602053 - NEW VERSION

Pentair Pool
$429.00 - $429.00
$429.00
$429.00 - $429.00
$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...

View full details
$429.00 - $429.00
$429.00
$429.00 - $429.00
$429.00
Purechlor CLG132A-010 Salt Cell 32K Gal. Pool
Purechlor CLG132A-010 Replacement Salt Cell 32K Gal. Pool

Purechlor CLG125A-010 Replacement Salt Cell 25K Gal. Pool

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...

View full details
$729.00 - $729.00
$729.00
$729.00 - $729.00
$729.00
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.
This 100-foot black cable, specifically designed for pool and spa applications, features a cylindrical connector with exposed wires at one end. It is perfect for integrating with the Pentair 100' GloBrite MULTI COLOR Pool Spa LED Light.

Pentair 100' GloBrite MULTI COLOR Pool Spa LED Light 602055 - NEW VERSION

Pentair Pool
$479.00 - $479.00
$479.00
$479.00 - $479.00
$479.00

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

View full details
$479.00 - $479.00
$479.00
$479.00 - $479.00
$479.00
Five vibrant, energy-efficient Pentair 50' Globrite multi-color pool spa LED lights with circular frames are arranged in a staggered formation against a dark background.
A 50-foot coiled extension cord from Pentair Pool, featuring the NEW VERSION Globrite MULTI COLOR LED lighting, with a plug on one end and a transparent cap on the other.

Pentair 50' Globrite MULTI COLOR Pool Spa LED Light 602054 - NEW VERSION

Pentair Pool
$439.00 - $439.00
$439.00
$439.00 - $439.00
$439.00

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

View full details
$439.00 - $439.00
$439.00
$439.00 - $439.00
$439.00
Shop All

Pool Heater Unions & Fittings

Vita Filters offers pool heater unions and fittings from top brands including Pentair Pool, Jandy, Hayward, Waterway, AquaCal, and Raypak.