INSTALLATION – VENTING CATEGORY AND MATERIALS
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| ULTRA FORCE VENTING |
Category IV | • | Positive pressure in vent, above atmospheric. |
| • | These models will produce excessive condensate in vent. |
| • | Vent system must not be combined with any other appliances. |
| • | Flue gas temperatures less than 140°F. |
| • | Condensing water heater, thermal efficiency of this product will produce condensate in |
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| the vent system, the heater is equipped with provision for draining condensate from vent |
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| system. |
| • | PH of condensate approximately 3.59; within tolerance for cast iron drains. |
Type venting | • | May be installed Direct Vent; draws all fresh air for combustion from and discharges flue |
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| gases to the outdoor atmosphere through 2 pipes. |
| • | May be installed Conventional Vent; uses room air for combustion and discharges flue |
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| gases to the outdoor atmosphere through 1 pipe. |
Vertical and horizontal | Vent system can be terminated vertically or horizontally (side wall). | |
Vent materials | • | PVC schedule 40. |
| • | CPVC schedule 40. |
| • | ABS schedule 40. |
| • | Cellular Core PVC. |
Concentric Venting | Concentric vent kits for all models. | |
10 | Servicing should only be performed by a Qualified Service Agent |
