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When looking for a central vacuum system, yes look at price, but also check the specifications on any unit. Specifications may include - Gallons, Airwatts (only industry-wide standard used), CFM, Waterlift, Decibels, Voltage, Amperage, Horsepower |
What Others Do |
What We Do |
Short 90 in the main line - restricts air flow. Short 90's should only be used at the inlets themselves or on top of a VacPan. |
Clear pipe was used in this demonstration home. no short 90's
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Drop out Tee, material coming from the left will fall into the pipe that is coming from the main floor.
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Here you can see we come in from the side and top when connecting our tee's |
Low voltage wire not attached to the pipe. |
Again the demonstration home clear pipe, but notice low voltage attached to pipe.
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Low voltage wire not attached to the pipe.
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Again Demo home - low voltage wire attached to pipe |
Flexible pipe is ridged on the inside. Therefore material can accumulate in it very easily. Recommended usually at VacPan, because of its mobility for the installation into the cabinets toekick. We do not use it to solve turn problems.
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All hard piped - except for VacPan installation. Flexible pipe not used to make ordinary turns in the main line. |
Three things. low voltage wire not firmly attached. Short 90 being used in a main line. only recommended at VacPan and at the inlets themselves. Regular inlet, to operated a electric beaterbar, owner will have to plug in a separate cord.
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Sweep 90's in the main line, and low voltage attached with cable ties. Supervalve - 110vac built in. |
Drop out tee, material coming from the right will drop into the pipe coming up from the bottom floor.
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Line comes in from the sides. |
Drop out Tee, material coming from the left will fall into the pipe coming up from the main floor when the unit is turned off.
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Again a line should come in from the sides or from the top. |
Pipe under stress. The connection of the 90's make right angles here the pipe is at an angle causing stress on the fittings. |
Straight lines (again from the demonstration home) |
Inlet in the middle of a wall in a bedroom. More than likely there may be furniture on this wall. |
Inlet placed on stud close to doorways or wall corners - less likely furniture will placed over inlet |
Tape used to attach low voltage wire. Over time the tape loses its adhesion and will come loose. |
notice low voltage attached firmly with cable ties, usually at all turns and at least every 8' on main lines.
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Wire connection covered with tape only. Usually connections are made with wire connectors (wire nuts)
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Pictures Coming Soon. |
Inlet located behind a door. |
Inlet placed on stud close to doorways or wall corners - less likely furniture will placed over inlet
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Inlet located partially behind a door. |
Inlet placed on stud close to doorways or wall corners - less likely furniture will placed over inlet
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Inlet will be behind the door when the door is fully open. Also this is an insert at the end of a hall. Good chance of a table being located in this area.
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Pictures Coming Soon. |
Unit hung before painting is completed. Good chance the unit may get a little paint on it. Muffler left sitting on unit - not attached.
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Pictures Coming Soon. |
This unit - same home as above. This unit is in a 9,000 sq. ft home - specs on unit - 652 Airwatts, 103CFM, 147"Waterlift, 4.75 gallons (18 liters) In a home next door similar in size we installed a unit with specs on the unit of - 905 Airwatts,191CFM, 139"Waterlift. and holds 12 gallons.
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Pictures Coming Soon. |
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Click for a larger view, this company even used a drop out t on their display
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Notice low-voltage wire not attached to pipe
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Drop out T material coming from the inlet on the right will fall down into the pipe coming from the main floor
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Again a line should come in from the sides or from the top. |
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No nail guards to prevent sheetrock nails/screws from penatrating the pipe at the top of the wall.
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They use systems where only one filter stops the dust before it enters the motor - you can see here the filter is caked with dust which reduces the air flow, and is also hard on the CVAC moto. In this case we had to replace the motor for the customer. |
We use systems that have a paper bag that is disposable, that bag rest in a cloth bag and even has filters below that to keep from having a reduction in power, and to protect the motors |