eastlondoncatflapfitter.co.ukEast London Cat Flap Fitter

Aldersgate Catflap

Cat Flap Fitting Services in EC1 Aldersgate East London and surrounding area's

We specialise in professional cat flap installations for a wide range of surfaces, including:

 Cat flaps installation in glass  upvc-door-panels-for-catflaps Glass door cat flap installation

Over 30 Years of Industry Experience

Call Us: 0207 096 3749
Email Us: sales@eastlondoncatflapfitter.co.uk

Why Choose Us for Your Cat Flap or Dog Flap Installation?

  • Trusted Experts: Over 30 years of experience in the glass and glazing industry, with 15 years focused on pet door installations.
  • Wide Range of Surfaces: We fit flaps in UPVC, wood, composite, metal, and double-glazed units (including patio and French doors).
  • High-Quality Materials: Replacement UPVC panels are reinforced for durability. Double-glazed units are manufactured in-house for precision and quality.
  • Affordable Pricing: We keep costs low and pass the savings directly to you.
  • Experienced Team: With 6 trusted fitters installing over 200 cat and dog flaps monthly, you’re in safe hands.
  • Customer Satisfaction: Don’t just take our word for it—read our glowing reviews!

Popular Cat and Dog Flaps We Install

We’re experienced in installing a variety of flaps, including:

How We Work: Cat Flap Installation in Double Glazing

If you need a cat flap in a double-glazed unit, we’ll replace the glass with a new custom-made double-glazed unit. This process takes 3–5 working days from measurement to fitting. All units are manufactured at our factory to ensure the highest standards.


Contact us today 0207 096 3749 to discuss your requirements or to get a free, no-obligation quote!

Cat Flaps in Wooden Doors - Cat Flaps in UPVc Panels - Cat Flaps in Glass & Double Glazing - Dog Flaps

Cat Flap Fitted in UPVC Door
No Hidden Costs
Quality Workmanship
Quality Installation Guaranteed
Free Quote - No Obligation
4-Way Cat Flaps

Choosing the right pet flap for your Pet

There are a variety of pet flaps available. Our most popular brands include Catmate, Staywelland Sureflap, available in the following types:

4 WAY PET FLAP
2 WAY PET FLAP
Infra-Red Collar Pet Flap
Magnetic Collar Pet Flap
RFID MICROCHIP PET FLAP

See more on the cat flap fitter page
Choosing the right pet flap for your Pet

What our customers say

See the work we've done

See the work we've done

Take a look at some of the work we have completed in your area:

Double Glazed Doors
Single Glazed Windows
Wooden Doors
UPVc Doors
Garage Doors
Fences & Gates

See gallery

Frequently asked questions

  1. We would arrange to visit your home or property at a convenient time to get an exact measurement of the current double glazed unit in the door, check what pattern you have and offer a like for like or an alternative if the glass is no longer manufactured.
  2. We would then cut 2 new pieces of 4mm float glass (plain or pattern of your choice) to the exact size as measured, cut a hole in both pieces of glass for the cat flap and then have the glass toughened. (What is toughened glass).
  3. Approximately 2-3 day later the cat flap glass will be ready to collect from the toughening plant.
  4. We will then create a sealed doubel glazed unit which will have the hole perfectly placed for the installation of the cat flap.
  5. We will then arrange a convenient time with you to replace your current double glazed unit with the new cat flap ready double glazed sealed unit.
  6. The cat flap is installed once at the property

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Cat flaps come with a kit that includes a paper template that guides you exactly where to drill. With the help of markings, drill a hole in to each corner of the template. Once you have done with drilling the holes, you can get the shape of your cat flap accordingly. These are great for wooden, UPVC/plastic and metal doors, but would recommend a professionaal for anything to do with glass.

It varies, but usually takes around 1 hour to install a cat flap in wood, UPVC, metal or a composite door, if it is a cat flap in glass or a double glazed unit, the glass will be toughened safety glass and usually take 3-5 working days to remanufacture and about 30 minuites to install again subject to type and style of door or frame.

We can only offer our prices whish are below

A half panel door approx 60cm x 60cm would be £245 - £325 + Vat (£290) (clear glass - supplied and fitted subject to view)

A full height door panel approx 190cm x 60cm would be £325- £495 + Vat (£390) (clear glass - supplied and fitted subject to view)

if it has lead on the glass, a coloured glass or geogian bars, there would be an increase in the prices as above, this is why its best to send a picture and we can confirm the cost 100%

We're afraid not as the glass is already toughened when you try to cut it and the glass would break into hundreds of thousands of pieces!

Areas we cover

RM9   N19   E3   EN6   RM2   E12   N14   N3   IG7   E5   RM10   IG2   RM4   RM7   IG9   EC1   EN8   E9   RM14   EC4   N7   EN2   E6   E11   EN10   RM17   N9   IG1   RM12   E1   N4   E17   RM6   RM15   E13   N21   EN5   N11   EC2   N2   EN11   N8   N16   N22   RM16   E2   IG11   EC3R   N10   EN3   E18   IG10   E10   E4   RM5   N17   IG3   E16   EC3   EN9   RM18   N12   N1   E15   N15   RM13   N6   E14   RM3   E8   N5   N13   RM20   RM1   IG6   E7   EN1   RM8   EN7   EN4   N18   RM19   N20   IG8
Stroud Green   London Wall   Cubitt Town   Bulphan   Potters Bar   Monument   St Lukes   Totteridge   Hackney   Aldersgate   Forest Gate   Becontree Heath   Dagenham   High Barnet   Chingford Green   Canonbury   Monken Hadley   Newham   Temple Mills   Bank   Hornsey Vale   Billingsgate   Colney Hatch   Orsett   Rush Green   West Thurrock   Walthamstow Central   Seven Sisters Road   Turnford   Victoria Docks   South Tottenham   Tilbury   Hammond Street   Wanstead   Palmers Green   Stepney Green   Elm Park   Tower Hill   Holloway Road   Chadwell St Mary   Tottenham Hale   West Green   West Tilbury   South Hornchurch   Highbury   Beckton   New Barnet   Islington   Lower Nazeing   Aldgate   Seven Kings   Hadley Wood   Liverpool Street   Bethnal Green   Plashet   Osidge   Aldersbrook   Fleet Street   South Quay   Southgate   West India Quay   Loughton   Plaistow   High Beach   Millwall   Bournebridge   Old Street   Holloway   Stapleford Tawney   Island Gardens   Commercial Road   Mudchute   Nazeing   Silvertown   Botany Bay   East Finchley   Bowes Park   Spitalfields   Havering-atte-Bower   London Arena   Cranley Gardens   Newington Green   Rye Park   Arkley   South Woodford   Muswell Hill   Totteridge and Whetstone   Leytonstone   Little Thurrock   Shoreditch   Southgate   Barbican   Upminster   Stamford Hill   Islington   Hornsey Lane   Upton Park   Passingford Bridge   Grange Park   Finsbury   Devons Road   Harringay   Woodford Bridge   Smithfield   Friern Barnet   Cannon Street   Tufnell Park   Haringey   Manor Park   Trent Park   Enfield   Shoreditch   Holloway Road   Bishopsgate   Hainault   Barnet   Cranham   Cheshunt   Stratford   Farringdon   Canning Town   Limehouse   Bromley by Bow   Walthamstow   Stoke Newington   Baker Street   Woodside Park   Barking   Harold Hill   Hackney Wick   Purfleet   Capel Manor   Hackney Marshes   Sewardstone   Stapleford Abbotts   Whetstone   Creekmouth   Stamford Hill   East Barnet   Blackwall   Lower Edmonton   Bow   Moorgate   Hornsey Rise   South Mimms   Lower Clapton   Old Ford   Westferry   Barnsbury   Dalston   Holborn   Crouch End   Highbury and Islington   Goswell Road   Mile End   North Stifford   Ridge   Enfield Chase   Highgate   Highams Park   South Hackney   Marks Gate   Pentonville   Fortis Green   Edmonton   Turnpike Lane   Hornchurch   Arsenal   Bow Road   Lea Bridge   Highwood Hill   Broadgate   Chingford Hatch   Forty Hill   Enfield   Highgate Wood   West Finchley   Winchmore Hill   Waltham Cross   Rotherhithe   Haggerston   Little Ilford   Poplar   Heron Quays   Havering   Wanstead Park   Caledonian Road   White Hart Lane   Higham Hill   Becontree   Hoddesdon   Muswell Hill   Hornsey   Spitalbrook   Ilford   St Paul's   Redbridge   South Ockendon   Clapton   Dalston Junction   Upper Walthamstow   Wormley   Stratford Marsh   Bounds Green   Wrotham Park   Fenchurch Street   Tower of London   Mile End Road   Finchley Central   Tottenham   Cyprus   Gidea Park   Wapping   Gilwell Park   Romford   Coldharbour   Harringay   Hale End   Victoria Park   Waltham Forest   Upper Clapton   Broadley Common   Shacklewell   North Woolwich   Lower Holloway   Lambourne End   Hackney   Ponders End   Oakwood   Noak Hill   Goff's Oak   Seven Sisters   Upshire   Kingsland   Archway   Leyton   Newington Green   Palmers Green   Chigwell Row   Drayton Park   Cuffley   Pudding Mill Lane   Woodford Green   Navestock   Custom House   Blackhorse Road   Balls Pond Road   Bow Church   Shoreditch   East Tilbury   Snaresbrook   Canary Wharf   Manor House   Buckhurst Hill   East Barnet   Essex Road   All Saints   Upton   New Southgate   Hampstead Garden Suburb   Harold Wood   Tower Hamlets   Collier Row   Grange Hill   Aldgate East   Churchgate   Mansion House   Barking & Dagenham   Northaw   Flamstead End   Bumble's Green   Clapton Park   Blackfriars   Upper Edmonton   East Ham   Clerkenwell   Finsbury Park   Ludgate Hill   West Ham   Wennington   North Ockendon   Chingford   Shadwell   Hailey   Leyton Marshes   East India Dock Road   Grays   Kenwood House   Finchley   Bank   Aveley   Cockfosters   North Finchley   Alexandra Palace   Holborn Viaduct   Upper Holloway   Oakleigh Park   Broad Street   Lea Bridge   Abridge   Alexandra Park   Homerton   Hoxton   Rainham   Broxbourne   Bowes Park   Church End   Cheapside   Waltham Abbey   Noel Park   Woodford   Wood Green   Barkingside   Chigwell   East India   Angel   Stepney   Whitechapel   Fairlop Waters   Dartmouth Park