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ILM – Inline Fans

Inline mixed flow fan suitable for overheating and purge

The ILM is a 2-speed high-performance mixed flow fan, available in 100mm, 125mm, and 150mm models. Ideal for bathrooms, kitchens, and a wide range of extract applications, it helps maintain a healthier indoor environment.

Easy to install and maintain, the ILM is highly effective at removing moisture, helping to prevent condensation and reduce the risk of mould growth within the home.

Delivering high pressure with low noise levels, it ensures powerful yet discreet operation—ventilating efficiently without disrupting everyday life.

TP635, TP636, TP637

Features & Benefits

Available sizes: Ø100, Ø125, Ø150
It can help support compliance with the requirements of UK Building Regulations Part O and Part F for overheating and ventilation
Supply and extract ventilation systems for various applications
Perfect for kitchens, bathrooms, and other humid environments, delivering powerful airflow with minimal noise
Designed for high-pressure air ducts with high airflow and low noise levels
Casing material: low-flammability polypropylene
Ventilation unit with rotatable terminal box (any installation position)
Service-friendly design: impeller and motor block removable without dismantling ductwork

Technical Information

Product Codes and Specific features

Product Codes and Specification

Description

ILM - Inline Fans

Product Code

Product Model	Product Code
ILM - Inline Fan Ø100	TP635
ILM - Inline Fan Ø125	TP636
ILM - Inline Fan Ø150	TP637

Accessories

3 Speed Switch - TP508
Boost Switch (latching) - TP502

Standards

Electromagnetic Compatibility (EMC) Directive 2014/30/EU. Low Voltage Directive (LVD) 2014/35/EU.
UKCA and CE certified.

Specification

Drawing & Dimensions:

ILM Inline Fans Drawing and Dimensions

Product Code	Product Model	ØD	ØD1	B	H	L	Weight
TP635	ILM - Inline Fan Ø100	97	164	196	241	303	1.68 kg
TP636	ILM - Inline Fan Ø125	123	164	196	241	258	1.79 kg
TP637	ILM - Inline Fan Ø150	148	187	220	251	289	3.18 kg

Finish: Low-flammable polypropylene
Impeller: Mixed Flow Impeller
Guarantee Period: 1 Year
Electrical: 230V - 50/60Hz, 3A fuse
Maintenance: Service subject to local environment - see product manual.

Technical Overview

Specification	Ø100 TP635	Ø125 TP636	Ø150 TP637
Voltage [V / 50-60 Hz]	1 ~ 230	1 ~ 230	1 ~ 230
Power [W]	23 / 25	25 / 29	42 / 50
Current [A]	0.10 / 0.11	0.11 / 0.13	0.19 / 0.22
Maximum Air Flow [l/s (m³/h)]	47 (170) 61 (220)	64 (230) 96 (345)	119 (430) 156 (560)
RPM [min⁻¹]	1980 / 2545	1535 / 2265	1940 / 2620
Sound Pressure @ 3m [dBA]	27 / 32	29 / 34	37 / 46
Max. Air Temperature	60°C	60°C	60°C
SEC Class	C	B	B
Ingress Protection Rating	IPX4	IPX4	IPX4
Motor IP Rating	IPX4	IPX4	IPX