Home

All Products

List view Grid view

Fixing

Vertical (3)
Horizontal (3)
Face (1)
Side (1)

Packaging

Loose (15)
Boxed (154)
Visi (149)
Bagged (33)
Carded (13)
Tube (1)
Display Box (18)
Tin (1)

Stack Height

13mm (3)
17mm (3)
16.5mm (1)
13.5mm (1)

Guarantee

3 Year (1)
5 Year (1)

Plate Height

230mm (1)
110mm (2)
242mm (1)
245mm (1)
106mm (2)
210mm (1)
240mm (1)
241mm (1)

Combination

3 Digit (5)
4 Digit (6)
5 Digit (3)
10.000+ (5)
100.000+ (5)
5 Wheel (3)
4 Wheel (3)

Keyed

Keyed To Differ (121)
Keyed Alike (103)
Keyed Alike Pair (9)
Master Keyed (8)
N/A (15)

Monitored

0 (22)
1 (22)

Faceplate Width

40mm (1)
35mm (1)
20mm (4)
16mm (2)
44mm (1)
54mm (1)
32mm (1)
32mm or 35mm (1)
20mm Radius (3)

Handle Length

244mm (1)
150mm (1)
250mm (1)
400mm (1)
169mm (1)
319mm (1)

Key Override

No (7)
Yes (Cylinder Purchased Separately) (9)
Yes (10)

Fitting

Outward Opening Doors (1)
Inward Opening Doors (1)
Surface (4)
Flush (4)
Vertical (1)
Horizontal (1)
Rim - Inward Opening (1)
Rim - Outward Opening (1)

Material

Steel (Stainless) Grade 304 (6)
Steel (Powder Coated) (6)
Aluminium (2)
Stainless Steel Body & Nylon Bolt (1)
Stainless Steel Body & Die Cast Bolt (1)
Steel (Stainless) (1)
Zinc Alloy (1)

Hold Open

No (12)
Yes (90°) (5)
Yes (7)

Shackle Finish

Steel (1)
Hardened Steel (2)
Nano Plated Steel (1)

Type

Covered (1)
Face Fixed (1)
PCB Mounted (1)
Box Mounted (1)
Hub and sensor (1)
Sensor only (1)
Hub & sensors (1)
Sensors only (1)

Faceplate Height

59mm (1)
123mm (1)
201mm (1)
Short 124mm or Long Plate 201mm (1)
Short 124mm or Long Plate 200mm (1)
83.65mm (1)

Cylinder Finish

Black (2)
Polished Brass (22)
Chrome Plated (12)
Satin Chrome (16)
N/A (15)
Satin Nickel (1)
Satin Silver (1)
Polished Lacquered Brass (4)

Keys Supplied

0 (16)
1 (1)
N/A (1)
2 (19)
3 (13)
4 (5)
5 (2)
8 (1)

Suits Manufacturer

Banham (1)
Cisa (1)
Ingersoll (1)
Yale (1)
Universal (1)
ERA (1)

Staple Length

70mm (3)
97mm (3)
105mm External / 95mm Internal (1)
120mm External / 110mm Internal (1)
80mm External / 70mm Internal (1)
90mm External / 80mm Internal (1)
85mm External / 75mm Internal (1)
100mm External / 90mm Internal (1)
105mm (1)

Staple Width

40mm (1)
35mm (1)
30mm (2)
20mm (1)
25mm (1)

Pole

Single (2)
Double (3)
Double Resettable (1)

Resettable

0 (1)
1 (1)

Knob Diameter

55mm (1)
44mm (1)
52mm (1)

Connections

4 Way (1)
9 Way (1)

Differs

600 (2)
3.000 (2)

Movement

180° Clockwise (2)
90° Clockwise (1)
180° Clockwise & Anti Clockwise (1)

Opening Size

185mm x 40mm (1)
248mm x 60mm (1)
211mm x 53mm (1)

Bolt Centres

220mm (1)
248mm (1)
242mm (1)

Holding Force

N/A (1)
900Kg / 2000lb (Tested) (1)
907Kg / 2000Lbs (1)
272Kg / 600Lbs Per Door (2)
544Kg / 1200Lbs (1)
545Kg / 1200Lbs Per Door (1)
500Kg / 1100Lbs (1)
250Kg / 550Lbs (1)

Jaw Depth

11mm (1)
12mm (1)

Jaw Height

36mm (1)
38mm (1)

Jaw Width

16mm (1)
17mm (1)

Function

Unmonitored (1)
Monitored (1)

Backup Battery

Up to 7Ah/12V size (1)
Up to 7Ah size (2)
2 x 7Ah size (1)
Up to 1.7Ah size (1)

Output Voltage

13.8V DC (12V DC) (1)
27.6V DC (24V DC) (1)
14.4V/15.8V/13.6V. 25A max. lead-acid battery types. 13.8V/14.4V/13.3V. 25A max. LiFePO4. (1)
14.4V/15.8V/13.6V. 25A max. lead-acid battery types. 13.8V/14.4V/13.3V. 25A max. LiFePO4 (1)
1.5V (1)
9V (1)

Max Doors

2 (5)
3 (2)
4 (4)
20 (1)
2 Panels (2)
4 Panels (1)
3 Panels (1)
250 (1)

Body Diameter

22mm (1)
16mm (1)

Max Door Height

2400mm (1)
3000mm (1)

Cash Rating

£4.000 (2)
£6.000 (2)
£10.000 (2)
£1.000 (1)
£3.000 (1)

Passage Set

No (24)
Yes (24)

Armature Depth

16mm (3)
17mm (3)

Locking Method

Non Locking (1)
Locking (1)
Not Key Locking (1)
Key Locking (1)

Post Diameter

90mm (2)
76mm (2)

Opening Angle Restricted

10° (5)
7° (5)
13° (3)
11° (3)
14° (2)
8° (2)

Locking Point Distance A

650mm (1)
700mm (1)
550mm (1)
800mm (1)
730mm (1)
568mm (1)
368mm (1)

Locking Point Distance B

650mm (1)
550mm (1)
760mm (1)
790mm (1)
362 (1)
362mm (1)

Locking Point Distance C

668mm (1)
731 (1)
731mm (1)
559mm (1)
768mm (1)
759mm (1)

Locking Point Distance D

780mm (1)
668mm (1)
780 (1)
821mm (1)
768mm (1)
819mm (1)

Type Of Door

Single Door (1)
Double / French Doors (1)
Timber (5)
Metal (5)
Timber Double Doors (2)
Metal Double Doors (2)

Bolt Throw

75mm (1)
11mm (1)
14mm (1)
20mm (2)
9mm (1)
23mm (2)
44mm (1)
25mm (1)

Overall Bolt Size

190mm (1)
135mm (1)

Storage Capacity

No HDD (10)
1TB HDD (4)
2TB HDD (6)
4TB HDD (10)
6TB HDD (6)
8TB HDD (6)
12TB HDD (3)
16TB HDD (3)

Screw Size

5 (1)
6 (2)
7 (1)
8 (3)
10 (1)

Operating Temperature

-40°C to 60°C (2)
-40°C to 55°C (2)
0°C to 50°C (1)
-10°C to 40°C (1)

Resolution

Up to 3200 (H) x 1800 (V) (1)
Up to 3840 (H) x 2160 (V) (4)
Up to 2880 (H) x 1620 (V) (1)
Up to 3288 (H) x 1850 (V) (1)
Up to 2688 (H) x 1800 (V) (1)

Frequency

868MHz - 868.6MHz (1)
868Mhz (1)

Racks

3 (1)
4 (2)
5 (2)
6 (1)
8 (2)
10 (1)
15 (2)

Min Window Width

400mm (5)
700mm (2)
850mm (3)
330mm (1)
300mm (5)
350mm (2)
500mm (2)
590mm (1)

Backcheck

No (3)
Yes (3)

Buttons

1 (2)
2 (2)
3 (3)
4 (2)
5 (2)
6 (2)

Locking Point Cam

0 (6)
1 (6)
2 (2)
4 (4)
8 (3)

Locking Point Roller

0 (1)
1 (1)

Locking Point Mushroom

2 (2)
3 (2)
4 (5)
6 (3)
8 (3)

Armature Height

61mm (2)
62mm (2)

Latch

To suit Adams Rite 4710/4720 (Not Supplied) (1)
To suit Adams Rite 4710 (Not Supplied) (1)

Low Battery Warning

0 (1)
1 (1)

Outputs

Relay Output (1)
No relay output (1)

Power

12V DC (1)
10W (1)
20W (1)
13.8V DC 3.5A (1)

Cams

2 (4)
3 (4)

Channels

1 (1)
3 (1)

Users

Up to 1000 Key holders (1)
Up to 20000 key holders (1)

Power Consumption

65W (1)
120W (1)

Locking Point Hooks

1 (2)
2 (2)
3 (2)
4 (2)

Cores

4 (1)
5 (1)
6 (3)
7 (2)
8 (2)
9 (2)
12 (1)
3 + 1 (1)
4 + 1 (1)

Key Retaining

0 (1)
1 (1)

Bevelled Angle

0° (1)
15° (1)

Body Finish

Pink (1)
Red (2)
Yellow (1)
Grey (2)
Black (1)

Follower

10mm (1)
8mm (1)

Blade

19mm (1)
41mm (1)

Genuine Part Number

1203 (new) or SLA2 (old) (1)
1202 (new) or SLA1 (old) (1)
127 (new) or 1891013 (old) (1)
128 (new) or 1891014 (old) (1)

Thickness

3mm (2)
5mm (2)
6mm (1)
4mm (2)
1mm (1)
2mm (2)

LOCKMASTER 21 Twin Spindle Latch & Hook Gearbox

In stock

£36.39 ex VAT

Select Option

Loxta

LOXTA Stealth Double Locking Lever Handle (Euro External) - 211mm 92PZ

In stock

£68.05 ex VAT

Select Option

Amalock

Amalock SV1 Smart Video Entry Kit Surface

In stock

£429.00 ex VAT

View

Dahua

DAHUA Airshield Wireless Alarm Hub2 4G (Up To 150 Devices) ARC3800H-FW2(868)

In stock

£230.10 ex VAT

View

Winkhaus

WINKHAUS AV2 EntryGuard Lever Operated Latch & Deadbolt 16mm Flat - 2 Hook

In stock

£291.58 ex VAT

Select Option

Fuhr

FUHR 859 Type 3 Lever Operated Latch & Deadbolt 20mm Faceplate 2 Hook

In stock

£263.30 ex VAT

View

Dahua

DAHUA Airshield Wireless Water Leak Detector ARD912-W2(868)

In stock

£48.10 ex VAT

View

Ford Transit 2014-2020 Crew Cab Tailored Rubber Mats

Turtle Covers

Ford Transit 2014-2020 Crew Cab Tailored Rubber Mats

In stock

£71.25 ex VAT

Select Option

GARRISON 76

Garrison 76 Keys

Garrison 76 Keys (MUL-T-LOCK)

In stock

£7.87 ex VAT

Custom options are available for this product.

View

Yale

YALE L22080 Euro Sashcase

Out of stock

£103.96 ex VAT

View product

Yale

YALE L22070 Euro Sashcase

Out of stock

£138.18 ex VAT

View product

Winkhaus

WINKHAUS AV2 EntryGuard Lever Operated Latch & Deadbolt 20mm Radius - 2 Hook

In stock

£294.80 ex VAT

Select Option

Maco

MACO Sense Wireless Sensor Matter Standard To Suit Maco Tilt & Turn Window

In stock

£72.00 ex VAT

View

Chubbsafes

CHUBBSAFES HomeStar Laptop Safe

Out of stock

£720.00 ex VAT

View product

Dahua

DAHUA Network Switch 6 Ports (4 x PoE) Cloud Management Via Dolynk CS4006-4ET-60

In stock

£65.00 ex VAT

View

Luceco

LUCECO 18W 2500lm 18V-20V Battery Powered Triple Head LED Work Light With Adaptors

In stock

£37.87 ex VAT

View

Dahua

DAHUA Network Switch 10 Ports (8 x PoE) Cloud Management Via Dolynk CS4010-8ET-110

In stock

£94.90 ex VAT

View

Lockmaster

LOCKMASTER 21 Single Spindle Latch & Hook Gearbox

In stock

£36.39 ex VAT

Select Option

GU Secury Europa 2R/2SH 1050 Multipoint Lock - 2 Hook 2 Roller

In stock

£90.25 ex VAT

Select Option

Fab & Fix

FAB & FIX Kensington Slam Shut 92PZ Lever/Pull UPVC Furniture

In stock

£70.42 ex VAT

Select Option

Bulldog

BULLDOG King Pin Lock KP100

Out of stock

£187.76 ex VAT

View product

Bulldog

BULLDOG Commercial Super Lock Bolt 175mm

Out of stock

£72.41 ex VAT

View product

NiCo

NICO Friction Hinge Restricted Non Handed Top Hung 13mm (1 Pair)

In stock

£12.21 ex VAT

Select Option

Videx

VIDEX 4K Video 1 Way Intercom Kit With Keypad

In stock

£1207.45 ex VAT

View

Videx

VIDEX 4K Series Audio 1 Way Intercom Kit Complete With Keypad

In stock

£440.91 ex VAT

Select Option

ICS U10000R 12/24VDC Monitored Mortice Magnet

ICS

ICS U10000R 12/24VDC Monitored Mortice Magnet

In stock

£57.94 ex VAT

View

DAD Decayeux DAD009 Secured By Design Post Box

DAD

DAD Decayeux DAD009 Secured By Design Post Box

Out of stock

£21.11 ex VAT

View product

ASEC

ASEC Aluminium MCB Lockout Toggle

In stock

£21.81 ex VAT

View

ASEC

ASEC Universal Extra Large Circuit Breaker Lockout

In stock

£21.81 ex VAT

View

Abus

ABUS Titalium 86TIIB Long Nano Shackle Euro Padlock

In stock

£53.29 ex VAT

View

Evva

EVVA A5 ODZ Double Oval Cylinder KD

In stock

£38.15 ex VAT

Select Option

Squire

SQUIRE SS100CS LEV 5 Stronghold Closed Shackle Dual Cylinder Padlock LPCB SR5 & CEN 6

In stock

£833.33 ex VAT

View

ASEC

ASEC Lockmaster Copy Lever Operated Latch & Deadbolt Twin Spindle Gearbox

In stock

£17.90 ex VAT

Select Option

ASEC

ASEC Lockmaster Copy Lever Operated Latch & Deadbolt Single Spindle Gearbox

In stock

£23.98 ex VAT

Select Option

ERA Old BS Fortress Hook & Latch Split Spindle Gearbox

ERA

ERA Old BS Fortress Hook & Latch Split Spindle Gearbox

Out of stock

£67.19 ex VAT

View product

Hooply

HOOPLY 31 CEFIRO 4 Point Combat Lock Sashcase

In stock

£97.20 ex VAT

View

Yale

YALE Value Alarmed Electronic Combination Laptop Safe YLC/DB1 Range

In stock

£93.68 ex VAT

View

Videx

VIDEX 4901 Keypad Module To Suit 4000 Series

In stock

£206.70 ex VAT

View

Abus

ABUS Titalium 64TI Series Adjustable Long Shackle Padlock

In stock

£29.83 ex VAT

View

Codelocks

CODELOCKS CL5040N Battery Operated Netcode Electronic Digital Lock Brushed Steel With Adjustable Latch

In stock

£390.60 ex VAT

View

Ford Tourneo Connect SWB 2014-2024 Tailored Rubber Mats

Turtle Covers

Ford Tourneo Connect SWB 2014-2024 Tailored Rubber Mats

In stock

£60.42 ex VAT

Select Option

XTRADE

XTRADE 285 Piece Assorted Fixing Kit

In stock

£16.98 ex VAT

View

Millenco

MILLENCO Mantis 3 Lever Latch & Deadbolt 92/62 Twin Spindle 2 Hook, 2 Deadbolt 20mm Radius Faceplate

In stock

£98.70 ex VAT

View

ICS U-Series 12/24VDC Mini Surface Magnet

ICS

ICS U-Series 12/24VDC Mini Surface Magnet

In stock

£83.06 ex VAT

View

ASEC

ASEC Mini Circuit Breaker Lockout Universal

In stock

£14.51 ex VAT

View

Nissan Primastar 2022+ Waterproof Front Seat Covers

Turtle Covers

Nissan Primastar 2022+ Waterproof Front Seat Covers

In stock

£78.75 ex VAT

Select Option

Amalock

Amalock SV2 Smart Video Entry Kit Surface c/w Keypad

In stock

£507.78 ex VAT

View

ASEC

ASEC Face Fix Locking Window Restrictor Kit

In stock

£21.71 ex VAT

Select Option

Showing products per page

Sort by

Lockmaster

LOCKMASTER 21 Twin Spindle Latch & Hook Gearbox

In stock

| Usually dispatched within 24 hours

£36.39 ex VAT

Select Option

Loxta

LOXTA Stealth Double Locking Lever Handle (Euro External) - 211mm 92PZ

In stock

| Usually dispatched within 24 hours

£68.05 ex VAT

Select Option

Amalock

Amalock SV1 Smart Video Entry Kit Surface

In stock

| Usually dispatched within 24 hours

£429.00 ex VAT

View

Dahua

DAHUA Airshield Wireless Alarm Hub2 4G (Up To 150 Devices) ARC3800H-FW2(868)

In stock

| Usually dispatched within 24 hours

£230.10 ex VAT

View

Winkhaus

WINKHAUS AV2 EntryGuard Lever Operated Latch & Deadbolt 16mm Flat - 2 Hook

In stock

| Usually dispatched within 24 hours

£291.58 ex VAT

Select Option

Fuhr

FUHR 859 Type 3 Lever Operated Latch & Deadbolt 20mm Faceplate 2 Hook

In stock

| Usually dispatched within 24 hours

£263.30 ex VAT

View

Dahua

DAHUA Airshield Wireless Water Leak Detector ARD912-W2(868)

In stock

| Usually dispatched within 24 hours

£48.10 ex VAT

View

Turtle Covers

Ford Transit 2014-2020 Crew Cab Tailored Rubber Mats

In stock

| Usually dispatched within 24 hours

£71.25 ex VAT

Select Option

GARRISON 76

Garrison 76 Keys

Garrison 76 Keys (MUL-T-LOCK)

In stock

| Usually dispatched within 24 hours

£7.87 ex VAT

Custom options are available for this product.

View

Yale

YALE L22080 Euro Sashcase

Out of stock

£103.96 ex VAT

View product

Yale

YALE L22070 Euro Sashcase

Out of stock

£138.18 ex VAT

View product

Winkhaus

WINKHAUS AV2 EntryGuard Lever Operated Latch & Deadbolt 20mm Radius - 2 Hook

In stock

| Usually dispatched within 24 hours

£294.80 ex VAT

Select Option

Maco

MACO Sense Wireless Sensor Matter Standard To Suit Maco Tilt & Turn Window

In stock

| Usually dispatched within 24 hours

£72.00 ex VAT

View

Chubbsafes

CHUBBSAFES HomeStar Laptop Safe

Out of stock

£720.00 ex VAT

View product

Dahua

DAHUA Network Switch 6 Ports (4 x PoE) Cloud Management Via Dolynk CS4006-4ET-60

In stock

| Usually dispatched within 24 hours

£65.00 ex VAT

View

Luceco

LUCECO 18W 2500lm 18V-20V Battery Powered Triple Head LED Work Light With Adaptors

In stock

| Usually dispatched within 24 hours

£37.87 ex VAT

View

Dahua

DAHUA Network Switch 10 Ports (8 x PoE) Cloud Management Via Dolynk CS4010-8ET-110

In stock

| Usually dispatched within 24 hours

£94.90 ex VAT

View

Lockmaster

LOCKMASTER 21 Single Spindle Latch & Hook Gearbox

In stock

| Usually dispatched within 24 hours

£36.39 ex VAT

Select Option

GU Secury Europa 2R/2SH 1050 Multipoint Lock - 2 Hook 2 Roller

In stock

| Usually dispatched within 24 hours

£90.25 ex VAT

Select Option

Fab & Fix

FAB & FIX Kensington Slam Shut 92PZ Lever/Pull UPVC Furniture

In stock

| Usually dispatched within 24 hours

£70.42 ex VAT

Select Option

Bulldog

BULLDOG King Pin Lock KP100

Out of stock

£187.76 ex VAT

View product

Bulldog

BULLDOG Commercial Super Lock Bolt 175mm

Out of stock

£72.41 ex VAT

View product

NiCo

NICO Friction Hinge Restricted Non Handed Top Hung 13mm (1 Pair)

In stock

| Usually dispatched within 24 hours

£12.21 ex VAT

Select Option

Videx

VIDEX 4K Video 1 Way Intercom Kit With Keypad

In stock

| Usually dispatched within 24 hours

£1207.45 ex VAT

View

Videx

VIDEX 4K Series Audio 1 Way Intercom Kit Complete With Keypad

In stock

| Usually dispatched within 24 hours

£440.91 ex VAT

Select Option

ICS

ICS U10000R 12/24VDC Monitored Mortice Magnet

In stock

| Usually dispatched within 24 hours

£57.94 ex VAT

View

DAD

DAD Decayeux DAD009 Secured By Design Post Box

Out of stock

£21.11 ex VAT

View product

ASEC

ASEC Aluminium MCB Lockout Toggle

In stock

| Usually dispatched within 24 hours

£21.81 ex VAT

View

ASEC

ASEC Universal Extra Large Circuit Breaker Lockout

In stock

| Usually dispatched within 24 hours

£21.81 ex VAT

View

Abus

ABUS Titalium 86TIIB Long Nano Shackle Euro Padlock

In stock

| Usually dispatched within 24 hours

£53.29 ex VAT

View

Evva

EVVA A5 ODZ Double Oval Cylinder KD

In stock

| Usually dispatched within 24 hours

£38.15 ex VAT

Select Option

Squire

SQUIRE SS100CS LEV 5 Stronghold Closed Shackle Dual Cylinder Padlock LPCB SR5 & CEN 6

In stock

| Usually dispatched within 24 hours

£833.33 ex VAT

View

ASEC

ASEC Lockmaster Copy Lever Operated Latch & Deadbolt Twin Spindle Gearbox

In stock

| Usually dispatched within 24 hours

£17.90 ex VAT

Select Option

ASEC

ASEC Lockmaster Copy Lever Operated Latch & Deadbolt Single Spindle Gearbox

In stock

| Usually dispatched within 24 hours

£23.98 ex VAT

Select Option

ERA

ERA Old BS Fortress Hook & Latch Split Spindle Gearbox

Out of stock

£67.19 ex VAT

View product

Hooply

HOOPLY 31 CEFIRO 4 Point Combat Lock Sashcase

In stock

| Usually dispatched within 24 hours

£97.20 ex VAT

View

Yale

YALE Value Alarmed Electronic Combination Laptop Safe YLC/DB1 Range

In stock

| Usually dispatched within 24 hours

£93.68 ex VAT

View

Videx

VIDEX 4901 Keypad Module To Suit 4000 Series

In stock

| Usually dispatched within 24 hours

£206.70 ex VAT

View

Abus

ABUS Titalium 64TI Series Adjustable Long Shackle Padlock

In stock

| Usually dispatched within 24 hours

£29.83 ex VAT

View

Codelocks

CODELOCKS CL5040N Battery Operated Netcode Electronic Digital Lock Brushed Steel With Adjustable Latch

In stock

| Usually dispatched within 24 hours

£390.60 ex VAT

View

Turtle Covers

Ford Tourneo Connect SWB 2014-2024 Tailored Rubber Mats

In stock

| Usually dispatched within 24 hours

£60.42 ex VAT

Select Option

XTRADE

XTRADE 285 Piece Assorted Fixing Kit

In stock

| Usually dispatched within 24 hours

£16.98 ex VAT

View

Millenco

MILLENCO Mantis 3 Lever Latch & Deadbolt 92/62 Twin Spindle 2 Hook, 2 Deadbolt 20mm Radius Faceplate

In stock

| Usually dispatched within 24 hours

£98.70 ex VAT

View

ICS

ICS U-Series 12/24VDC Mini Surface Magnet

In stock

| Usually dispatched within 24 hours

£83.06 ex VAT

View

ASEC

ASEC Mini Circuit Breaker Lockout Universal

In stock

| Usually dispatched within 24 hours

£14.51 ex VAT

View

Turtle Covers

Nissan Primastar 2022+ Waterproof Front Seat Covers

In stock

| Usually dispatched within 24 hours

£78.75 ex VAT

Select Option

Amalock

Amalock SV2 Smart Video Entry Kit Surface c/w Keypad

In stock

| Usually dispatched within 24 hours

£507.78 ex VAT

View

ASEC

ASEC Face Fix Locking Window Restrictor Kit

In stock

| Usually dispatched within 24 hours

£21.71 ex VAT

Select Option

Showing products per page

All Products

JOIN OUR MAILING LIST

Receive special promotions

Early access to latest deals and expert tips