Takagi Tankless Water Heaters

Since there is no tank to fill, there is no end to your supply of hot water. Depending on the model, Takagi Tankless water heaters deliver between 200 gallons and 500 gallons of hot water every hour on demand. Tankless systems guarantee that an endless supply of water is available to residences, commercial spaces or anywhere a constant source of hot water is needed. The Takagi Tankless Water Heater is made using the best quality material for durability and long life, unlike storage tanks which are designed to eventually rust and be thrown away. These Takagi Heaters are ideal for potable plumbing systems and radiant heat systems. Takagi Tankless water heaters must be accompanied by a relief valve and venting equipment.

123 products shown

Sort By:

View By:

List
Grid

View Specs

Specifications
close

Product Specifications
Product Type: Heater Accessory

View Product Detail
Support Clamp
- SKU: TK-KPCP4
- Brand: Takagi
In Stock!
1 Avail (Ships in 24-48 Hrs)
$6.95 / each

Product Specifications
Product Type:	Heater Accessory

View Specs

Product Specifications
Vent Type:	Straight Pipe
Product Type:	Venting Part
Length:	6"
Diameter:	4"
Size:	6"
Accessory For:	T-KJr2-IN
	T-K4-IN
	T-M32
	T-M32-ASME

4" x 6" Straight Vent Pipe

SKU: TK-KPS64
Brand: Takagi

In Stock!

2 Avail (Ships in 24-48 Hrs)

$13.35 / each

View Specs

Product Specifications
Vent Type:	Straight Pipe
Product Type:	Venting Part
Length:	12"
Diameter:	4"
Size:	12"
Accessory For:	T-KJr2-IN
	T-K4-IN
	T-M32
	T-M32-ASME

4" x 12" Straight Vent Pipe

SKU: TK-KPS124
Brand: Takagi

In Stock!

2 Avail (Ships in 24-48 Hrs)

$16.85 / each

View Specs

Product Specifications
Vent Type:	Straight Pipe
Product Type:	Venting Part
Length:	24"
Diameter:	4"
Size:	24"
Accessory For:	T-KJr2-IN
	T-K4-IN
	T-M32
	T-M32-ASME

4" x 24" Straight Vent Pipe

SKU: TK-KPS244
Brand: Takagi

In Stock!

4 Avail (Ships in 24-48 Hrs)

$25.35 / each

View Specs

Product Specifications
Vent Type:	Straight Pipe
Product Type:	Venting Part
Length:	36"
Diameter:	4"
Size:	36"
Accessory For:	T-KJr2-IN
	T-K4-IN
	T-M32
	T-M32-ASME

4" x 36" Straight Vent Pipe

SKU: TK-KPS364
Brand: Takagi

In Stock!

5 Avail (Ships in 24-48 Hrs)

$32.95 / each

View Specs

Product Specifications
Vent Type:	Straight Pipe
Product Type:	Venting Part
Length:	48"
Diameter:	4"
Size:	48"
Accessory For:	T-KJr2-IN
	T-K4-IN
	T-M32
	T-M32-ASME

4" x 48" Straight Vent Pipe

SKU: TK-KPS484
Brand: Takagi

In Stock!

8 Avail (Ships in 24-48 Hrs)

$44.95 / each

View Specs

Product Specifications
Vent Type:	Adjustable Pipe
Product Type:	Venting Part
Length:	6 to 8" Adjustable
Diameter:	4"
Size:	6 to 8" Adjustable
Accessory For:	T-M32
	T-D2-IN
	T-K4-IN
	T-KJr2-IN

4" Adjustable Vent Pipe (Adjusts from 6"-8")

SKU: TK-KPA084
Brand: Takagi

In Stock!

1 Avail (Ships in 24-48 Hrs)

$25.95 / each

View Specs

Product Specifications
Vent Type:	Adjustable Pipe
Product Type:	Venting Part
Length:	8" to 13" Adjustable
Diameter:	4"
Size:	8" to 13" Adjustable
Accessory For:	T-M32
	T-D2-IN
	T-K4-IN
	T-KJr2-IN

4" Adjustable Vent Pipe (Adjusts from 8"-13")

SKU: TK-KPA114
Brand: Takagi

In Stock!

1 Avail (Ships in 24-48 Hrs)

$26.55 / each

View Specs

Product Specifications
Vent Type:	Adjustable Pipe
Product Type:	Venting Part
Length:	13" to 22" Adjustable
Diameter:	4"
Size:	13" to 22" Adjustable
Accessory For:	T-M32
	T-D2-IN
	T-K4-IN
	T-KJr2-IN

4" Adjustable Vent Pipe (Adjusts from 13"-22")

SKU: TK-KPA174
Brand: Takagi

In Stock!

2 Avail (Ships in 24-48 Hrs)

$39.95 / each

View Specs

Product Specifications
Vent Type:	Adjustable Pipe
Product Type:	Venting Part
Length:	31" to 60" Adjustable
Diameter:	4"
Size:	31" to 60" Adjustable
Accessory For:	T-M32
	T-D2-IN
	T-K4-IN
	T-KJr2-IN

4" Adjustable Vent Pipe
(Adjusts from 31"-60")

SKU: TK-KPA464
Brand: Takagi

In Stock!

2 Avail (Ships in 24-48 Hrs)

$83.95 / each

View Specs

Product Specifications
Product Type:	Venting Part
Vent Type:	Elbow
Diameter:	4"
Size:	4"
Accessory For:	T-KJr2-IN
	T-K4-IN
	T-D2-IN
	T-M32
	T-M32-ASME

4" 45° Elbow

SKU: TK-KPE454
Brand: Takagi

Usually Ships 5-7 Days

$29.95 / each

View Specs

Product Specifications
Product Type:	Venting Part
Vent Type:	Elbow
Diameter:	4"
Size:	4"
Accessory For:	T-KJr2-IN
	T-K4-IN
	T-D2-IN
	T-M32
	T-M32-ASME

4" 90° Elbow

SKU: TK-KPE904
Brand: Takagi

In Stock!

5 Avail (Ships in 24-48 Hrs)

$34.55 / each

View Specs

Product Specifications
Vent Type:	Adapter
Product Type:	Venting Part
Diameter:	4"
Size:	4"
Length:	5"
Accessory For:	T-KJr2-IN
	T-D2-IN
	T-M32
	T-M32-ASME

4" Female-Female Adapter

SKU: TK-KPAA4
Brand: Takagi

In Stock!

4 Avail (Ships in 24-48 Hrs)

$14.55 / each

View Specs

Product Specifications
Vent Type:	Adapter
Product Type:	Venting Part
Diameter:	4"
Size:	4"
Length:	4-1/2"
Accessory For:	T-KJr2-IN
	T-D2-IN
	T-M32
	T-M32-ASME

4" Male-Female Adapter

SKU: TK-VA01
Brand: Takagi

Usually Ships 5-7 Days

$11.25 / each

View Specs

Product Specifications
Vent Type:	Miscellaneous
Product Type:	Venting Part
Diameter:	4.3"
Width:	19.3"
Installation Type:	Vertical
Accessory For:	T-M32
	T-D2-IN
	T-K4-IN
	T-KJr2-IN

4" Vertical Firestop

SKU: TK-KPFS4
Brand: Takagi

In Stock!

3 Avail (Ships in 24-48 Hrs)

$38.95 / each

View Specs

Product Specifications
Product Type:	Heater Accessory
Diameter:	4"
Size:	4"
Width:	7.1"
Installation Type:	Horizontal
Accessory For:	T-KJr2-IN
	T-K4-IN
	T-M32
	T-M32-ASME

4" Horizontal Louver

SKU: TK-KPLT4
Brand: Takagi

Usually Ships 5-7 Days

$59.95 / each

View Specs

Product Specifications
Product Type:	Heater Accessory
Diameter:	4"
Size:	4"
Length:	6.7"
Installation Type:	Horizontal
Accessory For:	T-KJr2-IN
	T-K4-IN
	T-M32
	T-M32-ASME

4" Horizontal Hood

SKU: TK-KPHT4
Brand: Takagi

In Stock!

1 Avail (Ships in 24-48 Hrs)

$59.95 / each

View Specs

Product Specifications
Vent Type:	Vent Cap
Product Type:	Venting Part
Diameter:	4"
Size:	4"
Width:	7"
Accessory For:	T-K4-IN
	T-KJr2-IN
	T-M32
	T-M32-ASME

4" Rain Cap

SKU: TK-KPRT4
Brand: Takagi

In Stock!

3 Avail (Ships in 24-48 Hrs)

$36.55 / each

View Specs

Product Specifications
Product Type:	Heater Accessory
Diameter:	4"
Size:	4"
Length:	8"
Installation Type:	Horizontal
Accessory For:	T-KJr2-IN
	T-D2-IN
	T-M32
	T-M32-ASME

4" Horizontal Drain Tee

SKU: TK-KPDR4
Brand: Takagi

In Stock!

1 Avail (Ships in 24-48 Hrs)

$19.55 / each

View Specs

Product Specifications
Product Type:	Heater Accessory
Diameter:	4"
Size:	4"
Height:	7.9"
Installation Type:	Vertical
Accessory For:	T-KJr2-IN
	T-K4-IN
	T-M32
	T-M32-ASME

4" Vertical Drain Tee

SKU: TK-KPDRV4
Brand: Takagi

In Stock!

4 Avail (Ships in 24-48 Hrs)

$22.95 / each

81 - 100 of 123

Air Eliminators	Nipples
Air Valves	Pipe Insulation
Aquastats & Wells	Pressure Valves
Baseboard Heaters	Pumps & Flanges
Boilers	Radiant Heat
Expansions Tanks	Radiator Valves
Fittings	Relief Valves
Flow Controls Valves	Switching Relays
Flow Switches	Tekmar Controls
Gas Valves	Temperature Controllers
Gauges	Thermocouples
Heating Specialties	Thermostats
Kickspace Heaters	Transformers
Low Water Cutoffs	Water Feeders
Mixing Valves	Zone Valves & Controls

Access Doors	PEX Plumbing
Backflow Preventers	Plumbing Specialties
Chemicals & Compounds	Pumps
Expansion Tanks	Solder
Faucets & Sinks	Stops & Risers
Fittings	Tools
Flush Valves	Toilet Parts
Grease Traps	Tub & Shower Products
Outlet Boxes	Tubular Goods & P-Traps
Nipples	Valves
Pipe Hangers	Water Filters
Pipe Insulation	Water Heaters

Air Cleaners	HVAC Controls
Air Conditioners	Line Sets
AC Install Parts	Mini-Split Air Conditioners
Condensate Pumps	Replacement Parts
Dampers	Registers & Grilles
Dehumidifiers	Replacement Filters
Filter Driers	Thermostats
Flex Duct	Tools
Humidifiers	Ventilation Fans

Project Help

Project Help

Project Help

Forgot Your Password?

Returning Customers – Sign In

Checkout as a Guest

Displaying Items For:

Refine this list

By Brand

By Price Range

By Type

Takagi Tankless Water Heaters

Video

MAP Price

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Specifications

Join Our Mailing List - Sign up and receive special offers and coupons