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What is one of the benefits of using macerators according to the text?

• They can only be used in urban areas.

• They provide a solution where access to the main soil stack is not practical.

• They require no plumbing work.

• They eliminate the need for a gravity WC.

According to Building Regulation part G, what is required if a WC macerator is installed?

• A solar panel system must be installed.

• A gravity WC must also be located in the same building.

• The building must have at least two floors.

• No additional plumbing is necessary.

What is the requirement for a space containing a closet or urinal according to the document?

• It should be used for the preparation of food

• It should be part of the kitchen

• It should be separated by a door from a space used for the preparation of food

• It should be directly connected to the living room

Where should washbasins be located in relation to the closet?

• In the kitchen only

• In any space which is used for washing up

• In the room containing the closet or in a room or space giving direct access to the room containing the closet

• Outside the dwelling

What is allowed to be connected to a small bore branch discharge pipe according to the document?

• A washbasin and a shower

• A closet fitted with a macerator and pump

• A urinal and a bidet

• A bathtub and a kitchen sink

What is the minimum gravity fall required for the inlet pipe into a Saniflo macerator unit to function properly?

• 1:30

• 1:40

• 1:50

• 1:60

Why is it important to ensure the correct gravity fall when installing a low trap item like a shower?

• To prevent the pump/macerator unit from overworking

• To ensure the waste water enters the unit by gravity

• To avoid electrical issues with the shower unit

• To make the installation process easier

What could happen if the gravity fall from the inlet pipe into the Saniflo macerator unit is insufficient, for example, less than 1:40?

• The unit will make more noise

• Soil water could back up in the shower tray

• The shower pressure will increase

• The unit will use less electricity

Why is it important to run any vertical outlet pipe as near as possible to the Saniflo macerator unit outlet connection?

• To reduce the cost of pipe installation

• To ensure the optimum discharge capability through the outlet pipework

• To make the installation look more aesthetically pleasing

• To comply with the color coding of pipes

What is the minimum vertical rise required for the outlet pipework before any horizontal pipework is fitted?

• 100mm

• 200mm

• 300mm

• 400mm