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Developer Checklist: Designing Residential Projects to Support Elderly Smart Home from Day One

Checklist สำหรับนักพัฒนาอสังหาฯ: ออกแบบโครงการให้รองรับ Smart Home ผู้สูงอายุตั้งแต่แรก

May 14, 2026 · 1 min read
Developer Checklist: Designing Residential Projects to Support Elderly Smart Home from Day One

Thailand’s elderly market is growing rapidly. By 2030, people aged 60 and above will account for 28% of the total population. Developers who build Smart Home infrastructure for the elderly into their projects from the start will hold a significant long-term competitive advantage.

Point 1 — Ceiling Height of at Least 2.7 Metres

The 2.4–2.5 metre ceilings common in economy condominiums severely limit mmWave Sensor installation. Ceilings that are too low reduce detection coverage and significantly increase false alarms. Developers designing at least 2.7 metre ceilings allow residents to install mmWave effectively.

Point 2 — Fiber-to-Unit in Every Unit

Fibre optic cable reaching the individual unit directly (not just the building) guarantees the internet stability that Smart Home systems depend on around the clock. Provision a spare conduit for future upgrades.

Point 3 — Power Outlets at 45 cm Height

Elderly residents with knee and back problems struggle with low-mounted outlets. Designing outlets at 45 cm from the floor in every room reduces daily bending and makes Smart Plug installation convenient.

Point 4 — All Doors at Least 90 cm Wide

The standard 80 cm door prevents wheelchairs from passing and limits future mobility aid use. A 90 cm door should be the minimum standard for any project targeting elderly residents.

Point 5 — Bathroom Floor COF ≥ 0.5

State the bathroom floor Coefficient of Friction value in the sales agreement and project documentation. Slippery tiles are the number one cause of falls in elderly homes.

Point 6 — Grab Rail Mounting Points in Bathrooms

Install blocking (reinforced wall backing) in advance at standard positions: beside the toilet (75–80 cm from floor) and beside the bathtub or shower. Retrofitting these later requires demolition and is costly.

Point 7 — Smart Home Gateway per Unit

Some projects install a building-level central hub, but a robust elderly system needs a unit-level Gateway that operates independently even if the central system fails. Design a small rack space in the kitchen or corridor for the Gateway and UPS.

Point 8 — Mobile Signal Coverage in Every Room

Test 4G/5G and Wi-Fi Calling signal in all rooms including the bathroom and balcony. A bathroom with weak mobile signal prevents an elderly person from calling for help during an emergency.

Point 9 — Barrier-Free Lobby and Common Areas

Corridors at least 1.5 metres wide, floor level changes no greater than 2 cm, lifts wide enough for a wheelchair, and corridor lighting at night no less than 50 lux.

Point 10 — Clear IoT and After-Market Device Policy

Specify in the juristic regulations which Smart Home devices residents may self-install. Prohibit disconnecting properly installed resident devices. Provide a support channel through the juristic office when IoT devices malfunction.

Questions & answers

How much does elderly-ready design add to construction cost?
Approximately 3–8% of per-unit construction cost when planned from the start. Retrofitting later can add 20–30% because walls must be demolished and electrical systems replaced.
Are there Thai building standards covering elderly requirements?
Yes, including the 2005 Ministerial Regulation on accessibility facilities for people with disabilities and the elderly, and related TIS standards. Consult an architect specializing in Universal Design.
How should projects market their Smart Home Ready features?
Cite measurable specifications: ceiling 2.7m, doors 90cm, bathroom COF 0.6 — rather than vague terms like elder-friendly. Experienced buyers will ask for the actual numbers.

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