How to Draw a Clear MEP Riser Diagram
Nine steps to a clear MEP riser diagram, an annotated cold water example and the extra items each system needs, from drainage stacks to electrical feeders.
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How-to
MEP Shop Drawing Review Checklist
A ten-step order for reviewing MEP shop drawings, a one-page checklist and the usual A–D status codes, so problems are caught on paper instead of on site.
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MEP Quantity Take-off: Practical Tips for BOQs
Ten practical steps for an MEP quantity take-off that others can check: measurement rules, risers and drops, duct area, cable routes, net quantities and model schedules.
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VRF Condensate Drainage Design
A step-by-step method for VRF condensate drains: quantity, materials, diameters, the 1 % fall budget, pump lifts, ducted unit traps, vents, insulation and discharge through an air break.
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Voice Alarm Speaker Spacing and Intelligibility
How to space voice alarm loudspeakers so messages are both loud enough and intelligible: coverage diameter, overlap, tap power, level check, STI targets and amplifier loading.
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Drainage Falls, Access Points and Cleanouts
How to set drainage falls from the outfall upstream, check them against the void, and place cleanouts and access points that can actually be used.
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HVAC Commissioning: A Practical Checklist
A 13-step HVAC commissioning checklist from design intent to seasonal testing, plus the classic site findings and how to spot them quickly.
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VAV Box Selection: Sizing, Minimum Flow and Noise
Size a VAV box from the zone load, set a minimum airflow the sensor can measure and the ventilation needs, and pick an inlet that stays quiet.
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Fan Coil Unit Selection Step by Step
Select fan coils on sensible capacity at real conditions and medium speed: an eight-step method with a worked office, water flow and noise check.
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Sprinkler Obstruction Rules: A Quick Field Guide
A field method for checking ducts, pipes, beams and lights around sprinkler heads: the three-times rule, the beam rule and the 1.2 m wide-obstruction rule.
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