eastlondoncatflapfitter.co.ukEast London Cat Flap Fitter

East London Cat Flap Fitter In Double Glazing

Cat Flap Fitting Services in E3 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

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