Huge Sale on Clearance Heaters & Greenstar Boilers!     FREE GROUND SHIPPING on all orders over $199!

 

Bosch Therm gas and propane tankless water heaters and Bosch Powerstream electric tankless water heaters.

Call Toll Free Number 1.866.289.4652 | Open 7 Days a Week

Z-Flex

Z-Flex Z-Vent Stainless Steel Venting is the perfect choice for tankless water heaters and boilers. Z-Flex Z-Vent is rated AL29-4C and is approved for Category I (vertical only), II, III & IV applications and is designed for use with boilers, high efficiency gas and oil heaters and water heaters where cool flue gases are vented under pressure. Z-Vent contains a built-in, fail-safe gasket and locking band connection. No sealant is required.

Z-Flex Z-Dens Polypropylene vent pipe is ULC S636 certified for use with high efficiency condensing oil and gas fired heating appliances having flue gas temperatures up to 230°F (110°C). Specially developed, fire retardant Polypropylene. Cat II, IV Special Gas Vent. Gas Vent BH, Class IIc. Suitable for use with negative and positive pressure appliances.

Items 101 to 143 of 143 total

Page:
  2. 1
  3. 2

Set Ascending Direction
  1. Z-Flex Z-Vent 8" x 90 Degree Elbow Stainless Steel Venting (2SVEE0890)

    Z-Flex Z-Vent 8" x 90 Degree Elbow Stainless Steel Venting (2SVEE0890)

    Z-Flex Z-Vent 8" x 90 Degree Elbow Stainless Steel Venting (2SVEE0890)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $264.56

    Special Price: $211.65

    Details
  2. Z-Flex Z-Vent 6" x 45 Degree Elbow Stainless Steel Venting (2SVDE0645)

    Z-Flex Z-Vent 6" x 45 Degree Elbow Stainless Steel Venting (2SVDE0645)

    Z-Flex Z-Vent 6" x 45 Degree Elbow Stainless Steel Venting (2SVDE0645)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $244.69

    Special Price: $195.74

    Details
  3. Z-Flex Z-Vent 6" x 15 Degree Elbow Stainless Steel Venting (2SVDE0615)

    Z-Flex Z-Vent 6" x 15 Degree Elbow Stainless Steel Venting (2SVDE0615)

    Z-Flex Z-Vent 6" x 15 Degree Elbow Stainless Steel Venting (2SVDE0615)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $244.69

    Special Price: $195.74

    Details
  4. Z-Flex Z-Vent 6" x 30 Degree Elbow Stainless Steel Venting (2SVDE0630)

    Z-Flex Z-Vent 6" x 30 Degree Elbow Stainless Steel Venting (2SVDE0630)

    Z-Flex Z-Vent 6" x 30 Degree Elbow Stainless Steel Venting (2SVDE0630)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $244.69

    Special Price: $195.74

    Details
  5. Z-Flex Z-Vent 7" x 90 Degree Elbow Stainless Steel Venting (2SVEE0790)

    Z-Flex Z-Vent 7" x 90 Degree Elbow Stainless Steel Venting (2SVEE0790)

    Z-Flex Z-Vent 7" x 90 Degree Elbow Stainless Steel Venting (2SVEE0790)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $240.73

    Special Price: $192.58

    Details
  6. Z-Flex Z-Vent 5" x 30 Degree Elbow Stainless Steel Venting (2SVDE0530)

    Z-Flex Z-Vent 5" x 30 Degree Elbow Stainless Steel Venting (2SVDE0530)

    Z-Flex Z-Vent 5" x 30 Degree Elbow Stainless Steel Venting (2SVDE0530)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $234.38

    Special Price: $187.51

    Details
  7. Z-Flex Z-Vent 5" x 45 Degree Elbow Stainless Steel Venting (2SVDE0545)

    Z-Flex Z-Vent 5" x 45 Degree Elbow Stainless Steel Venting (2SVDE0545)

    Z-Flex Z-Vent 5" x 45 Degree Elbow Stainless Steel Venting (2SVDE0545)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $234.37

    Special Price: $187.50

    Details
  8. Z-Flex Z-Vent 5" x 15 Degree Elbow Stainless Steel Venting (2SVDE0515)

    Z-Flex Z-Vent 5" x 15 Degree Elbow Stainless Steel Venting (2SVDE0515)

    Z-Flex Z-Vent 5" x 15 Degree Elbow Stainless Steel Venting (2SVDE0515)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $234.37

    Special Price: $187.50

    Details
  9. Z-Flex Z-Vent 3" x 90 Degree Elbow Stainless Steel Venting (2SVDE0390)

    Z-Flex Z-Vent 3" x 90 Degree Elbow Stainless Steel Venting (2SVDE0390)

    Z-Flex Z-Vent 3" x 90 Degree Elbow Stainless Steel Venting (2SVDE0390)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $229.23

    Special Price: $183.38

    Details
  10. Z-Flex Z-Vent 4" x 45 Degree Elbow Stainless Steel Venting (2SVDE0445)

    Z-Flex Z-Vent 4" x 45 Degree Elbow Stainless Steel Venting (2SVDE0445)

    Z-Flex Z-Vent 4" x 45 Degree Elbow Stainless Steel Venting (2SVDE0445)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $209.27

    Special Price: $167.42

    Details
  11. Z-Flex Z-Vent 4" x 15 Degree Elbow Stainless Steel Venting (2SVDE0415)

    Z-Flex Z-Vent 4" x 15 Degree Elbow Stainless Steel Venting (2SVDE0415)

    Z-Flex Z-Vent 4" x 15 Degree Elbow Stainless Steel Venting (2SVDE0415)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $209.27

    Special Price: $167.42

    Details
  12. Z-Flex Z-Vent 4" x 30 Degree Elbow Stainless Steel Venting (2SVDE0430)

    Z-Flex Z-Vent 4" x 30 Degree Elbow Stainless Steel Venting (2SVDE0430)

    Z-Flex Z-Vent 4" x 30 Degree Elbow Stainless Steel Venting (2SVDE0430)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $209.27

    Special Price: $167.42

    Details
  13. Z-Flex Z-Vent 8" x 15 Degree Elbow Stainless Steel Venting (2SVEE0815)

    Z-Flex Z-Vent 8" x 15 Degree Elbow Stainless Steel Venting (2SVEE0815)

    Z-Flex Z-Vent 8" x 15 Degree Elbow Stainless Steel Venting (2SVEE0815)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $207.35

    Special Price: $165.88

    Details
  14. Z-Flex Z-Vent 8" x 30 Degree Elbow Stainless Steel Venting (2SVEE0830)

    Z-Flex Z-Vent 8" x 30 Degree Elbow Stainless Steel Venting (2SVEE0830)

    Z-Flex Z-Vent 8" x 30 Degree Elbow Stainless Steel Venting (2SVEE0830)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $207.35

    Special Price: $165.88

    Details
  15. Z-Flex Z-Vent 8" x 45 Degree Elbow Stainless Steel Venting (2SVEE0845)

    Z-Flex Z-Vent 8" x 45 Degree Elbow Stainless Steel Venting (2SVEE0845)

    Z-Flex Z-Vent 8" x 45 Degree Elbow Stainless Steel Venting (2SVEE0845)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $207.35

    Special Price: $165.88

    Details
  16. Z-Flex Z-Vent 6" x 90 Degree Elbow Stainless Steel Venting (2SVEE0690)

    Z-Flex Z-Vent 6" x 90 Degree Elbow Stainless Steel Venting (2SVEE0690)

    Z-Flex Z-Vent 6" x 90 Degree Elbow Stainless Steel Venting (2SVEE0690)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $194.25

    Special Price: $155.40

    Details
  17. Z-Flex Z-Vent 3" x 30 Degree Elbow Stainless Steel Venting (2SVDE0330)

    Z-Flex Z-Vent 3" x 30 Degree Elbow Stainless Steel Venting (2SVDE0330)

    Z-Flex Z-Vent 3" x 30 Degree Elbow Stainless Steel Venting (2SVDE0330)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $186.78

    Special Price: $149.43

    Details
  18. Z-Flex Z-Vent 3" x 45 Degree Elbow Stainless Steel Venting (2SVDE0345)

    Z-Flex Z-Vent 3" x 45 Degree Elbow Stainless Steel Venting (2SVDE0345)

    Z-Flex Z-Vent 3" x 45 Degree Elbow Stainless Steel Venting (2SVDE0345)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $186.78

    Special Price: $149.43

    Details
  19. Z-Flex Z-Vent 3" x 15 Degree Elbow Stainless Steel Venting (2SVDE0315)

    Z-Flex Z-Vent 3" x 15 Degree Elbow Stainless Steel Venting (2SVDE0315)

    Z-Flex Z-Vent 3" x 15 Degree Elbow Stainless Steel Venting (2SVDE0315)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $186.78

    Special Price: $149.43

    Details
  20. Z-Flex Z-Vent 7" x 45 Degree Elbow Stainless Steel Venting (2SVEE0745)

    Z-Flex Z-Vent 7" x 45 Degree Elbow Stainless Steel Venting (2SVEE0745)

    Z-Flex Z-Vent 7" x 45 Degree Elbow Stainless Steel Venting (2SVEE0745)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $184.72

    Special Price: $147.78

    Details
  21. Z-Flex Z-Vent 7" x 15 Degree Elbow Stainless Steel Venting (2SVEE0715)

    Z-Flex Z-Vent 7" x 15 Degree Elbow Stainless Steel Venting (2SVEE0715)

    Z-Flex Z-Vent 7" x 15 Degree Elbow Stainless Steel Venting (2SVEE0715)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $184.72

    Special Price: $147.78

    Details
  22. Z-Flex Z-Vent 7" x 30 Degree Elbow Stainless Steel Venting (2SVEE0730)

    Z-Flex Z-Vent 7" x 30 Degree Elbow Stainless Steel Venting (2SVEE0730)

    Z-Flex Z-Vent 7" x 30 Degree Elbow Stainless Steel Venting (2SVEE0730)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $184.72

    Special Price: $147.78

    Details
  23. Z-Flex Z-Vent 5" x 90 Degree Elbow Stainless Steel Venting (2SVEEWC0590)

    Z-Flex Z-Vent 5" x 90 Degree Elbow Stainless Steel Venting (2SVEEWC0590)

    Z-Flex Z-Vent 5" x 90 Degree Elbow Stainless Steel Venting (2SVEEWC0590)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $176.36

    Special Price: $141.09

    Details
  24. Z-Flex 4" x 90 Degree Elbow Stainless Steel Venting (2SVEEWCF0490)

    Z-Flex 4" x 90 Degree Elbow Stainless Steel Venting (2SVEEWCF0490)

    Z-Flex Z-Vent 4" x 90 Degree Elbow Stainless Steel Venting (2SVEEWCF0490) Learn More

    Regular Price: $161.63

    Special Price: $129.31

    Details
  25. Z-Flex Z-Vent 6" x 30 Degree Elbow Stainless Steel Venting (2SVEE0630)

    Z-Flex Z-Vent 6" x 30 Degree Elbow Stainless Steel Venting (2SVEE0630)

    Z-Flex Z-Vent 6" x 30 Degree Elbow Stainless Steel Venting (2SVEE0630)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $156.11

    Special Price: $124.89

    Details
  26. Z-Flex Z-Vent 6" x 45 Degree Elbow Stainless Steel Venting (2SVEE0645)

    Z-Flex Z-Vent 6" x 45 Degree Elbow Stainless Steel Venting (2SVEE0645)

    Z-Flex Z-Vent 6" x 45 Degree Elbow Stainless Steel Venting (2SVEE0645)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $156.11

    Special Price: $124.89

    Details
  27. Z-Flex Z-Vent 6" x 15 Degree Elbow Stainless Steel Venting (2SVEE0615)

    Z-Flex Z-Vent 6" x 15 Degree Elbow Stainless Steel Venting (2SVEE0615)

    Z-Flex Z-Vent 6" x 15 Degree Elbow Stainless Steel Venting (2SVEE0615)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $156.11

    Special Price: $124.89

    Details
  28. Z-Flex Z-Vent 5" x 45 Degree Elbow Stainless Steel Venting (2SVEEWC0545)

    Z-Flex Z-Vent 5" x 45 Degree Elbow Stainless Steel Venting (2SVEEWC0545)

    Z-Flex Z-Vent 5" x 45 Degree Elbow Stainless Steel Venting (2SVEEWC0545)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $146.57

    Special Price: $117.25

    Details
  29. Z-Flex Z-Vent 5" x 15 Degree Elbow Stainless Steel Venting (2SVEEWC0515)

    Z-Flex Z-Vent 5" x 15 Degree Elbow Stainless Steel Venting (2SVEEWC0515)

    Z-Flex Z-Vent 5" x 15 Degree Elbow Stainless Steel Venting (2SVEEWC0515)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $146.57

    Special Price: $117.25

    Details
  30. Z-Flex Z-Vent 5" x 30 Degree Elbow Stainless Steel Venting (2SVEEWC0530)

    Z-Flex Z-Vent 5" x 30 Degree Elbow Stainless Steel Venting (2SVEEWC0530)

    Z-Flex Z-Vent 5" x 30 Degree Elbow Stainless Steel Venting (2SVEEWC0530)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $146.57

    Special Price: $117.25

    Details
  31. Z-Flex 3" x 90 Degree Elbow Stainless Steel Venting (2SVEEWCF0390)

    Z-Flex 3" x 90 Degree Elbow Stainless Steel Venting (2SVEEWCF0390)

    Z-Flex Z-Vent 3" x 90 Degree Elbow Stainless Steel Venting (2SVEEWCF0390) Learn More

    Regular Price: $113.33

    Special Price: $90.67

    Details
  32. Z-Flex Z-Vent 4" x 15 Degree Elbow Stainless Steel Vent (2SVEEWCF0415)

    Z-Flex Z-Vent 4" x 15 Degree Elbow Stainless Steel Vent (2SVEEWCF0415)

    Z-Flex Z-Vent 4" x 15 Degree Elbow Stainless Steel Venting (2SVEEWCF0415) Learn More

    Regular Price: $104.62

    Special Price: $83.70

    Details
  33. Z-Flex 4" x 45 Degree Elbow Stainless Steel Venting (2SVEEWCF0445)

    Z-Flex 4" x 45 Degree Elbow Stainless Steel Venting (2SVEEWCF0445)

    Z-Flex Z-Vent 4" x 45 Degree Elbow Stainless Steel Venting (2SVEEWCF0445) Learn More

    Regular Price: $104.62

    Special Price: $83.70

    Details
  34. Z-Flex Z-Vent 4" x 30 Degree Elbow Stainless Steel Vent (2SVEEWCF0430)

    Z-Flex Z-Vent 4" x 30 Degree Elbow Stainless Steel Vent (2SVEEWCF0430)

    Z-Flex Z-Vent 4" x 30 Degree Elbow Stainless Steel Venting (2SVEEWCF0430) Learn More

    Regular Price: $104.62

    Special Price: $83.70

    Details
  35. Z-Flex 10" Fixed Stainless Steel 90 Degree Elbow (2RE90XX10)

    Z-Flex 10" Fixed Stainless Steel 90 Degree Elbow (2RE90XX10)

    Z-Flex 10" Fixed Stainless Steel 90 Degree Elbow (2RE90XX10)

    For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $103.63

    Special Price: $82.90

    Details
  36. Z-Flex Z-Dens 6" 87 Degree Elbow - White (2ZDE687)

    Z-Flex Z-Dens 6" 87 Degree Elbow - White (2ZDE687)

    Z-Flex Z-Dens 6" 87 Degree Elbow - White (2ZDE687)

    Single Walled. Can be cut to length Learn More

    Regular Price: $100.21

    Special Price: $80.18

    Details
  37. Z-Flex 3" x 30 Degree Elbow Stainless Steel Venting (2SVEEWCF0330)

    Z-Flex 3" x 30 Degree Elbow Stainless Steel Venting (2SVEEWCF0330)

    Z-Flex Z-Vent 3" x 30 Degree Elbow Stainless Steel Venting (2SVEEWCF0330) Learn More

    Regular Price: $99.53

    Special Price: $79.63

    Details
  38. Z-Flex 3" x 15 Degree Elbow Stainless Steel Venting (2SVEEWCF0315)

    Z-Flex 3" x 15 Degree Elbow Stainless Steel Venting (2SVEEWCF0315)

    Z-Flex Z-Vent 3" x 15 Degree Elbow Stainless Steel Venting (2SVEEWCF0315) Learn More

    Regular Price: $99.53

    Special Price: $79.63

    Details
  39. Z-Flex 3" x 45 Degree Elbow Stainless Steel Venting (2SVEEWCF0345)

    Z-Flex 3" x 45 Degree Elbow Stainless Steel Venting (2SVEEWCF0345)

    Z-Flex Z-Vent 3" x 45 Degree Elbow Stainless Steel Venting (2SVEEWCF0345) Learn More

    Regular Price: $99.51

    Special Price: $79.61

    Details
  40. Z-Flex 9" Fixed Stainless Steel 90 Degree Elbow (2RE90XX09)

    Z-Flex 9" Fixed Stainless Steel 90 Degree Elbow (2RE90XX09)

    Z-Flex 9" Fixed Stainless Steel 90 Degree Elbow (2RE90XX09)

    For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $96.73

    Special Price: $77.38

    Details
  41. Z-Flex Z-Dens 6" 45 Degree Elbow - White (2ZDE645)

    Z-Flex Z-Dens 6" 45 Degree Elbow - White (2ZDE645)

    Z-Flex Z-Dens 6" 45 Degree Elbow - White (2ZDE645)

    Single Walled. Can be cut to length Learn More

    Regular Price: $89.08

    Special Price: $71.27

    Details
  42. Z-Flex 8" Fixed Stainless Steel 90 Degree Elbow (2RE90XX08)

    Z-Flex 8" Fixed Stainless Steel 90 Degree Elbow (2RE90XX08)

    Z-Flex 8" Fixed Stainless Steel 90 Degree Elbow (2RE90XX08)

    For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $86.92

    Special Price: $69.53

    Details
  43. Z-Flex 7" Fixed Stainless Steel 90 Degree Elbow (2RE90XX07)

    Z-Flex 7" Fixed Stainless Steel 90 Degree Elbow (2RE90XX07)

    Z-Flex 7" Fixed Stainless Steel 90 Degree Elbow (2RE90XX07)

    For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $75.19

    Special Price: $60.15

    Details

Items 101 to 143 of 143 total

Page:
  2. 1
  3. 2

Set Ascending Direction
Shop Options
Shop By

Currently Shopping by:

  1. Remove This Item Price: $60.00 and above
  2. Remove This Item Venting Type: Elbows
Clear All
Application
  1. Commercial,Residential (143)
Color
  1. White (4)
  2. Silver (139)
Material of Construction
  1. Stainless Steel (4)
  2. Stainless Steel AL29-4C (135)
  3. Polypropylene (4)
Product Sub Type
  1. Rigid (143)
Product Type
  1. Z-Dens 6" Single-Wall Venting (2)
  2. Z-Dens 8" Single-Wall Venting (2)
  3. Z-Flex 7" Chimney Liner (1)
  4. Z-Flex 8" Chimney Liner (1)
  5. Z-Flex 9" Chimney Liner (1)
  6. Z-Flex 10" Chimney Liner (1)
  7. Z-Vent 3" Single-Wall Venting (4)
  8. Z-Vent 4" Single-Wall Venting (4)
  9. Z-Vent 5" Single-Wall Venting (4)
  10. Z-Vent 6" Single-Wall Venting (4)
  11. Z-Vent 7" Single-Wall Venting (4)
  12. Z-Vent 8" Single-Wall Venting (4)
  13. Z-Vent 9" Single-Wall Venting (4)
  14. Z-Vent 10" Single-Wall Vent (4)
  15. Z-Vent 12" Single-Wall Vent (3)
  16. Z-Vent 14" Single-Wall Vent (4)
  17. Z-Vent 16" Single-Wall Vent (4)
  18. Z-Vent 18" Single-Wall Vent (4)
  19. Z-Vent 20" Single-Wall Vent (4)
  20. Z-Vent 22" Single-Wall Vent (4)
  21. Z-Vent 24" Single-Wall Vent (4)
  22. Z-Vent 3" Double-Wall Vent (4)
  23. Z-Vent 4" Double-Wall Vent (4)
  24. Z-Vent 5" Double-Wall Vent (4)
  25. Z-Vent 6" Double-Wall Vent (4)
  26. Z-Vent 7" Double-Wall Vent (4)
  27. Z-Vent 8" Double-Wall Vent (4)
  28. Z-Vent 9" Double-Wall Vent (4)
  29. Z-Vent 10" Double-Wall Vent (4)
  30. Z-Vent 12" Double-Wall Vent (4)
  31. Z-Vent 14" Double-Wall Vent (4)
  32. Z-Vent 16" Double-Wall Vent (4)
  33. Z-Vent 18" Double-Wall Vent (4)
  34. Z-Vent 20" Double-Wall Vent (4)
  35. Z-Vent 22" Double-Wall Vent (4)
  36. Z-Vent 24" Double-Wall Vent (4)
  37. Z-Vent 26" Double-Wall Vent (4)
  38. Z-Vent 28" Double-Wall Vent (4)
  39. Z-Vent 30" Double-Wall Vent (4)
  40. Z-Vent 32" Double-Wall Vent (4)
Venting Style
  1. Z-Flex Chimney Liner (4)
  2. Z-Flex Z-Dens Polypropylene (4)
  3. Z-Flex Z-Vent Dble-Wall SS (76)
  4. Z-Flex Z-Vent Single-Wall SS (59)
Newsletter
  • Global Pro Tankless Supply, Inc. BBB Business Review
  • website security
  • McAfee SECURE sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams
  • Pro Water Heater Supply accepts all major credit cards and supports Google Checkout and Paypal.
  • Pro Water Heater Supply ships daily via UPS and USPS from warehouses across the US.
  • Bosch Therm gas and propane tankless water heaters and Bosch Powerstream electric tankless water heaters.Pro Water Heater Supply is an Authorized Distributer for Bisch tankless water heaters
  • Pro Water Heater Supply is UpFront
  • Pro Water Heater Supply is an Authorized Distributor for Bosch tankless water heaters and Z-Flex stainless steel vent pipe.