PLAIN AIR LTD
Plain Air Ltd is an Exeter, UK-based air quality company that provides professional air testing and consultancy services and resells vehicle and indoor air purifiers, smart monitors, and CO2 sensors from brands including MobileAir, Blueair, Aller Air, and uHoo to households, care homes, workplaces, and vehicle owners.
- Company typePrivate
- Founded2018
- HeadquartersExeter, United Kingdom
- Headcount1–10
- GTM typeB2B and B2C
- OfferingServices
What PLAIN AIR LTD does
Plain Air Ltd is a UK air quality testing, monitoring, and solutions provider headquartered in Exeter, England, incorporated in 2018 (company number 11598608). It offers professional air quality testing services starting at £99 for businesses and homeowners, and resells or distributes air purification and monitoring hardware from third-party manufacturers. Its product catalogue spans vehicle air purifiers (the flagship MobileAir Advanced, a proprietary specification combining 1kg of activated carbon with Super HEPA filters, priced at £349 from a previous £599), premium indoor purifiers from Blueair (Blue Pure 221, HealthProtect) and Aller Air, and connected monitors from uHoo and CO2 monitors in the £48-£379 range.
The business runs a hybrid DTC e-commerce and B2B services model. Customers transact directly online for hardware and consumables, while air testing, consultancy and filter replacement (£110 service) are delivered via remote consultation, postal test kits, or on-site engagement. Filter and consumable replacements at £19-£179 provide recurring aftermarket revenue tied to the installed base of purifiers. Plain Air targets four end-markets — residential, care homes, workplaces, and vehicle owners — and pursues ancillary verticals in air quality monitoring and consultancy.
Operationally, the company is small: a four-person named team led by founder/CEO Glenn Cain (also founder of Lightfoot driving telemetry), with one designer, one developer, and support staff, plus an external content contributor. Geographic scope is UK-only, with no disclosed funding, institutional investors, or enterprise contracts visible. The competitive position rests on multi-brand authorisation, domain content, and a service-led wrapper around third-party hardware rather than proprietary IP, manufacturing, or large installed-base economics.
PLAIN AIR LTD firmographics
Firmographics- Name
- PLAIN AIR LTD
- Legal name
- Plain Air Ltd
- Website
- https://plainair.co.uk
- Company type
- Private
- Founded year
- 2018
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- Plain Air Ltd is an Exeter, UK-based air quality company that provides professional air testing and consultancy services and resells vehicle and indoor air purifiers, smart monitors, and CO2 sensors from brands including MobileAir, Blueair, Aller Air, and uHoo to households, care homes, workplaces, and vehicle owners.
- Ownership category
- akta.pro rank
PLAIN AIR LTD industry classification
Industry- Product category
- Air Quality Services and Equipment
- NAICS
- Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (333413)
- SIC
- Industrial & Commercial Fans & Blowers & Air Purifing Equip (3564)
- akta.pro primary industry
- Smart Air Quality Sensors, Purifiers & Humidifier/Dehumidifier Integration (HSAOANAH)
- akta.pro secondary industry
- Car & Small-Space Air Care (Automotive/Closet/Travel) (CRAJAEAH)
Keywords
Where PLAIN AIR LTD is headquartered
LocationHeadquarters
- HQ city
- Exeter
- HQ country
- United Kingdom
- HQ region
- Europe
Offices1 record
Markets served
PLAIN AIR LTD business model
Business model- GTM type
- B2B and B2C
- Offering type
- Services
- Cost components
- Supply Chain, Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure
Revenue model
- Product Sales: Sale of air purifiers (indoor and vehicle), air quality monitors, replacement filters, and accessories through e-commerce and telephone orders. Products include Blueair purifiers, MobileAir vehicle purifiers, uHoo monitors. One-time purchase pricing with occasional bundles.
- Air Quality Testing Services: Professional air testing, monitoring, and advice services provided to commercial businesses and residential customers. Services include on-site assessments, sampling kits, and monitors posted to customers. Reports provided in plain English with cost-effective solutions.
- Replacement Filters and Accessories: Ongoing sales of replacement filters for all supplied models, filter replacement services (MobileAir Filter Replacement Service at £110), and accessories like cigarette lighter adaptors and power cables.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| One time/ perpetual license | Pay-as-you-go | MobileAir Advanced Vehicle Air Purifier - Premium vehicle air purifier |
| One time/ perpetual license | Pay-as-you-go | Blue Pure 221 - Indoor air purifier for spaces up to 50m2 |
| One time/ perpetual license | Pay-as-you-go | uHoo Air Quality Monitor - Indoor air monitoring sensor |
| One time/ perpetual license | Pay-as-you-go | CO2 Monitors - Various models |
| Unit Pricing | Pay-as-you-go | Air Test Kits and Testing Visits |
| One time/ perpetual license | Pay-as-you-go | Replacement Filters - Blueair and MobileAir |
Go-to-market motion1 record
Distribution channels3 records
Marketing channels5 records
PLAIN AIR LTD product offering
Product offeringCore offering
Plain Air is an independent UK air quality solutions company that supplies air purifiers (indoor and vehicle), air quality monitors, and replacement filters, and delivers professional air quality testing, monitoring, and advisory services. It serves residential customers, care homes, workplaces, and vehicle owners across the UK, reselling brands such as Blueair, MobileAir, AllerAir, uHoo, and Lightfoot alongside its own MobileAir Filter Replacement Service. Its core value lies in expert, plain-English consultations and curated product recommendations rather than its own proprietary hardware.
Product overview
Plain Air Ltd is an independent air quality testing, monitoring, and solutions company based in Exeter, UK, offering a portfolio of air purification products and services. The product lineup consists primarily of MobileAir Advanced Vehicle Air Purifiers (their flagship vehicle air purifier), Blueair indoor purifiers (including Blue Pure 221 and HealthProtect series), uHoo air quality monitors (including standard, Pro, and Aura variants), CO2 monitors, and various replacement filters and accessories. Services include professional air quality testing for homes and workplaces, and the MobileAir Filter Replacement Service. The company also resells the Lightfoot driver efficiency device as part of vehicle pollution solutions. Products are sold through their e-commerce platform with telephone and consultation support.
Differentiator
Problem solved
Functional benefit
Products and services
- MobileAir Advanced Vehicle Air Purifier Vehicle air purifier with double-layer Super HEPA filter and 1 kg activated carbon, delivering 3 years of particle, gas, and virus removal under the driver's seat.
- MobileAir Advanced Vehicle Air Purifier Bundle (2x) Bundle of two MobileAir Advanced vehicle purifiers for families with two cars, including 2 lbs activated carbon and Super HEPA filters with 3-year filter life.
- Blueair Blue Pure 221 Indoor air purifier recommended for areas up to 50 m², meeting a 'Covid Standard' of 10 air changes per hour in spaces up to 25 m² and including a free additional pre-filter.
- uHoo Air Quality Monitor Indoor air quality sensor detecting PM2.5, NO2, CO2, ozone, CO, VOCs, temperature, humidity, and air pressure, with phone or computer display.
- uHoo Air Quality Monitor Pro Version Cloud-enabled version of the uHoo monitor with web-based graphing and analysis of multiple units across locations.
- uHoo Aura Air Quality Monitor Commercial-grade air quality monitor with PM1/PM2.5/PM4/PM10, CO, CO2, VOCs, formaldehyde, temperature, humidity, light, sound, and Virus Index detection, with remote recalibration and a 3-year licence.
- CO2 Monitor - Small Compact carbon dioxide monitor with temperature and humidity sensors, WiFi connectivity for app-based data management, and a movement sensor for screen activation.
- Carbon Dioxide Monitor (no WiFi) Large-screen CO2 monitor with visual and audible alarms for ventilation and Covid management, free-standing or wall mounted for home or workplace use.
- Carbon Dioxide Monitor (WiFi version) Large-screen WiFi-connected CO2 monitor with adjustable traffic light warnings, audible alarm, temperature and humidity readings, and remote monitoring capability.
- Air Quality Testing Service Professional air quality testing and monitoring for commercial and residential UK customers, delivered as on-site visits or via sampling kits and monitors posted to customers, with plain-English reports and practical advice.
- MobileAir Filter Replacement Service Service where MobileAir units are collected, all filters replaced (with carbon recycling), the unit is checked over and internally cleaned, and returned with filter change reminders.
- Lightfoot Driver Efficiency Device Dashboard device that reads engine data and provides live visual and audio feedback for safer, more efficient driving; University of Bath verified to reduce CO2, NOX, and particulate emissions by 10-20%.
- Ultimate Car Package Complete vehicle solution combining a MobileAir air purifier, a Lightfoot efficiency device, and a fitted high-efficiency cabin particle filter where available.
- Blueair HealthProtect 7400 Series Combination SmartFilter Combination filtration filter with smart technology for accurate filter-life calculation, fitting Blueair HealthProtect 7440i and 7470i models.
- Blueair HealthProtect 7700 Series SmartFilter Particulate and gas filtration filter for Blueair HealthProtect 7740i and 7770i models with smart technology for accurate remaining filter life calculation.
- Blueair 221 Replacement Filter Genuine Blueair combination particle and carbon filter for the Blueair 221 purifier.
- Blueair 400 Series SmokeStop Filter Combined particulate and gas filtration filter for Blueair 403, 405, and 480i Classic models.
- Blueair 200 Series SmokeStop Filter Combined particle and gas filter for Blueair 203, 205, and 280i Classic models.
- Blueair 600 Series SmokeStop Filter Combined gas and particulate filtration filter for Blueair 605 and 680i models.
- Cigarette Lighter Adaptor USB adaptor allowing two USB devices to be charged from the same cigarette lighter socket while powering MobileAir, with one standard and one fast-charge USB port.
- Extra Long Power Cable 3.5 metre power cable for cars where MobileAir is installed in the boot but needs to be plugged in near the dashboard.
- Cable Adaptor Multi-socket adaptor with two female cigarette lighter sockets, one USB quick-charge socket, and one USB 2.4A socket, with 85 cm cable and fixing bracket.
Quantifiable outcome
- Doubling ventilation rate costs less than £32 per person per year and improved employee performance by 8%, or £5,200 a year (citing research)
- +3 more outcomes
Companies that use PLAIN AIR LTD
Customer profileNamed customers4 records
Segments5 records
Ideal customer profiles4 records
PLAIN AIR LTD technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
PLAIN AIR LTD partnerships and signals
Strategic signalPartnerships
Four partnerships are on record, tiered core and minor.
- BlueaircorePlain Air is an official Air Quality Tester to Blueair. They recommend and sell Blueair air purifiers including the Blue Pure series and HealthProtect models. Blueair is described as offering the best combination of performance and cost among purifiers Plain Air recommends.
- Aller AircorePlain Air is an authorized seller of Aller Air purifiers. Aller Air products are featured in their shop and testimonials mention AllerAir machines. Aller Air is one of the brands Plain Air recommends based on quality.
- uHoocorePlain Air is an authorized distributor of uHoo Air Quality Monitors. They sell multiple uHoo products including uHoo, uHoo Lite, uHoo Pro, and uHoo Aura. The uHoo detects more pollutants than any other personal monitor and displays results on phone or computer.
- LightfootminorLightfoot is a device that sits on the dashboard and provides real-time feedback on driving efficiency. Plain Air sells Lightfoot as part of complete vehicle solutions. Lightfoot has been verified by University of Bath to reduce CO2, NOX, and particulate emissions by 10-20%.
Scale indicators3 records
Recent moves6 records
Expansion highlights5 records
PLAIN AIR LTD competitors and assessment
Company assessmentDirect peers
- uHoo: Smart air quality monitor manufacturer whose products (uHoo, uHoo Lite, uHoo Pro, uHoo Aura) are a core part of Plain Air's monitoring offering. Directly comparable technology and target customer.
- AllerAir: Manufacturer of heavy-duty air purifiers known for very large carbon filtration capacities. Plain Air is an authorized seller of AllerAir products, and the brands share a high-carbon-load, technical-expert positioning.
- IQAir: Swiss manufacturer of high-end HEPA and hyper-HEPA air purifiers and air quality monitors. Comparable to Plain Air in emphasising technical performance and filtration efficacy, but operating globally with a broader product portfolio.
- Awair: Smart indoor air quality monitor vendor selling direct to consumers and businesses. Closely comparable to Plain Air's uHoo-based monitoring offering and occupational health use cases.
- Rabbit Air: Premium US-based air purifier brand selling direct-to-consumer HEPA and carbon units. Shares Plain Air's premium, curated, expert-curated positioning, though at larger scale and primarily in North America.
- Austin Air: US-based manufacturer of medical-grade HEPA air purifiers with large carbon filters. Conceptually similar to Plain Air's positioning around effective filtration and expert-led sales, particularly for allergy and respiratory-sensitive customers.
Broad incumbents
- Dyson: Global premium appliance brand with a substantial air purifier, heater, and fan product line. Dyson competes directly with the indoor purifier category Plain Air serves, but with far larger R&D and marketing budgets.
- Blueair: Major indoor air purifier manufacturer and Plain Air's most important supply partner. Blueair offers a broad global product line of HEPA and activated carbon purifiers and is the brand Plain Air most actively recommends and resells.
- Philips (Air): Global consumer electronics and health brand with a significant air purifier line and connected air quality products. Competes in the same indoor purifier and connected monitor categories as Plain Air.
Emerging players
- Molekule: US-based air purifier brand using proprietary Photo Electrochemical Oxidation (PECO) technology. An emerging premium player with a different core technology but overlapping category, target customers, and premium price tier.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat3 records
Key risks6 records
Key highlights6 records
Customer concentration
PLAIN AIR LTD social profiles
Digital presencePLAIN AIR LTD financial estimates
Financial estimateRevenue estimate
Valuation estimate
PLAIN AIR LTD leadership team
Management profileNumber of profiles
Profiles5 records
PLAIN AIR LTD funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
PLAIN AIR LTD M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about PLAIN AIR LTD
What does PLAIN AIR LTD do?
Plain Air is an independent UK air quality solutions company that supplies air purifiers (indoor and vehicle), air quality monitors, and replacement filters, and delivers professional air quality testing, monitoring, and advisory services. It serves residential customers, care homes, workplaces, and vehicle owners across the UK, reselling brands such as Blueair, MobileAir, AllerAir, uHoo, and Lightfoot alongside its own MobileAir Filter Replacement Service. Its core value lies in expert, plain-English consultations and curated product recommendations rather than its own proprietary hardware.
Is PLAIN AIR LTD a public or private company?
PLAIN AIR LTD is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was PLAIN AIR LTD founded?
PLAIN AIR LTD was founded in 2018. It employs 1 to 10 people.
Where is PLAIN AIR LTD based?
PLAIN AIR LTD is headquartered in Exeter, United Kingdom, in the Europe region.
How does PLAIN AIR LTD make money?
Three revenue lines are on record. Product Sales are the primary driver. The others are air Quality Testing Services and replacement Filters and Accessories.
Who are PLAIN AIR LTD's main competitors?
Direct peers on record are uHoo, AllerAir, IQAir, Awair, Rabbit Air and Austin Air. Broad incumbents are Dyson, Blueair and Philips (Air). Molekule is listed as an emerging player.
Does PLAIN AIR LTD have an API?
No public API is recorded for PLAIN AIR LTD.
What industry is PLAIN AIR LTD in?
PLAIN AIR LTD's product category is Air Quality Services and Equipment. Its primary akta.pro industry code is HSAOANAH, Smart Air Quality Sensors, Purifiers & Humidifier/Dehumidifier Integration, with a secondary code of CRAJAEAH, Car & Small-Space Air Care (Automotive/Closet/Travel). Its NAICS code is 333413 and its SIC code is 3564.