the horizontal double wall boiler

• 

  For Category I appliances, NFPA 54, Chapter 12 allows for the use of single wall, double wall, B-vent flue pipe or even a chimney. For horizontal applications: The flue gas is only moved by

  View More
• 

  Back to Basics: Venting for Gas-Fired Boilers. June 4, 2003. KEYWORDS boiler / venting system. A Category I vent should be vented with Type "B" double wall vent materials. The double wall vent pipe provides an insulating air space between the inner pipe, carrying the flue products, and the outer pipe, which is exposed to the ambient

  View More
• 

  The DuraStack Models DIS and DAS venting systems are designed to offer the ultimate in installation convenience and versatility for a variety of applications. Certified for commercial chimney as a modular double-wall positive pressure chimney system. Factory built for boiler breeching, engine exhaust, and chimney stack.

  View More
• 

  DuraVent 4" Inner Diameter - DirectVent Pro Direct Vent Pipe - Double Wall Galvanized Round Horizontal Termination Cap Square Base (Aluminum) Model: 46DVA-HRCS. $95.27. Available in 1 Finish. DuraVent 4" x 6-5/8" Inner Diameter - DirectVent Pro Direct Vent Pipe - Double Wall - 16" Pipe Extension.

  View More
• 

  When used with a modern, high-efficiency boiler these energy savings hold true even in the summer when your boiler isn't needed for heat! The SuperStor Ultra is a high performance indirect water heater that can generate over 50% more hot water than many water heaters of a similar size.

  View More
• 

  At most of my joints the crimp is going towards the boiler. However, my exhaust pipe goes to an Ash cyclone on the side of the boiler, not to the boiler itself. I did have to turn one of the pieces of pipe around because of the way my single wall feeds into the double wall insulated s.s. chimney. But all joints are sealed with "red" high temp

  View More
• 

  The double-walled boilers´heating is ensured through the water which is between outer and inner wall. Advantage of these boilers is the fact that you can´t burn the filling during the heating and it is not necessary to stir. The boiler can be equipped with solid fuel heating, with gas burner or with electric heating coil.

  View More
• 

  10"-24" diameter pipe feature .027" 430 stainless steel inner wall and outer wall of .029" galvalume or .027" 430 stainless steel. A Thermal Tech (ceramic refractory) blanket insulation is encased between walls. Stainless steel end rings seal the pipe. Clearances 2" clearance to combustibles. Shrouds UL Listed with DuraVent shroud specifications.

  View More
• 

  Venting Pipe for Water heaters, Zozen tankless waters heaters, and gas boilers.

  View More
• 

  Single and double wall for use with Categories I, II, III and IV gas-fired appliances, high-efficiency gas boilers, furnaces, booster heaters, pool heaters, water heaters, unit heaters or tankless water heaters; Listed as Type BH gas vent systems for appliances having a rated operating flue temperature of 480°F

  View More