# Somafix S937 Expanding Foam, Fast Grab Polyurethane

professional soma fix Expanding: Somafix S937 is a fast-grab polyurethane foam adhesive and filler for bonding and filling gaps. The listing claims an initial grab in 60 seconds, controlled expansion and indoor or outdoor suitability, making it relevant to quick insulation and fixing jobs.

- [Original product page](https://bargainpostbox.co.uk/product/somafix-s937-fast-grab-expanding-foam)
- [View offer](https://bargainpostbox.co.uk/visit/somafix-s937-fast-grab-expanding-foam)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: professional soma fix
- Model: S937
- Category: Tools & Garden > Hardware & Building Materials
- Price: 12.74 GBP
- Previous price: 14.99 GBP
- Discount: 15%
- Price checked: 2026-11-12T18:38:33.374Z
- Rating: 4.5 / 5
- Reviews: 481

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The listing claims an initial grab in 60 seconds, suited to jobs where rapid positioning matters.
- Promoted for bonding and filling around frames, skirting, wall panels and insulation boards.
- The manufacturer claims controlled expansion and suitability for indoor and outdoor use.
- The stated compatible surfaces include masonry, timber, drywall, insulation panels and several other materials.

## Pros

- A claimed one-minute initial grab may reduce the time materials need to be held in position.
- The product is presented for both bonding and gap filling, including insulation-board and frame work.
- The listing describes the foam as water resistant and suitable for all-weather applications.

## Specifications

### Identity
- Brand: professional soma fix
- Model: S937
### Dimensions and installation
- Dimensions listed: 40 x 40 x 340 millimetres
- Weight listed: 750 Grams
### Materials and protection
- Water resistance listed: Water Resistant
- Material listed: Polyurethane Foam

## Before you buy

- The listing claims coverage up to 45 metres and a 60-second grab, but gives no application conditions or measurement method for those figures. Customer feedback is positive overall, while adhesion and foam spread receive mixed reports. Treat performance as job- and application-dependent.

## In the box

- Fast Expanding Foam Adhesive & Filler (Included)

## A good fit for

- DIY users bonding insulation boards, skirting, panels or non-structural masonry elements.
- Projects needing one foam product for both bonding and filling gaps or voids.
- Buyers who value a stated rapid initial grab and broad claimed material compatibility.

## Less suited to

- Buyers who need independently verified coverage or a guaranteed bond for a particular surface or application.

## Customer feedback

Customer feedback generally describes the foam as effective for filling holes, easy to use and quick to dry, with positive remarks about strength and perceived value. Adhesion is less consistent: some report a strong stick, while others say the foam falls out of holes. That matters for buyers relying on the claimed fast grab, since the listing does not establish results for every surface or gap. Feedback also mentions mixed foam spread, so application expectations may vary.
- Positive themes: Customers describe it as effective for filling holes.
- Positive themes: Feedback highlights ease of use, quick drying and strength.
- Positive themes: Customers also report positive value perceptions.
- Mixed feedback: Adhesiveness is mixed, with reports of both strong sticking and foam falling out of holes.
- Mixed feedback: Foam spread receives mixed feedback.

## Frequently asked questions

### How quickly does the Somafix S937 grab?
The listing claims an initial grab in 60 seconds. It does not specify the conditions for that claim, so do not treat it as a full curing time.
### What jobs is this foam intended for?
The manufacturer presents it for bonding insulation boards, wall panels, skirting and frames, as well as filling gaps, voids and cracks.
### Can it be used outdoors?
The listing describes the formula as all-weather and suitable for indoor and outdoor use. This is a manufacturer claim, not an independently verified result.
### What does customer feedback say about adhesion?
Customer feedback is mixed on adhesiveness. Some find that it sticks well, while others report that it can fall out of holes.

## Offer details

- A 5% voucher applies to the Subscribe & Save purchase option only.

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## Images

![Somafix S937 Expanding Foam, Fast Grab Polyurethane — 1](https://bargainpostbox.co.uk/i/FfkJLTmMZeVK4YpocJt-XcdibMDASxoIyURl6Gf_2jygwcPzvrv3P7OIWpkeoB2Qk9En07wf9Lt7TXpBdFILiKVRSVJNi3ZkcHzp832pI_aVdcp-KSER.jpg)

![Somafix S937 Expanding Foam, Fast Grab Polyurethane — 2](https://bargainpostbox.co.uk/i/Zq79X42p8mzV-bDQF2XqWih2JIdcEUKLny5wAfRmuXp-KAsgL7m_IqYo5ZJ5Us4jLvlGIYNhdNU7baNTX8OMNBexoOVQRUygaRRaoocqJV3abIiO_9zY.jpg)

![Somafix S937 Expanding Foam, Fast Grab Polyurethane — 3](https://bargainpostbox.co.uk/i/qhxm3uO1OW3OiYpcsU6_UrUfK7xius73xhD7o-3w5sMCQI_3idGkYJcYToUHgnJ6Bmowj25H13yNVhKsplxAOeQDkv0UtDaY6uxUpUc86-oPW69oTlZ5.jpg)

![Somafix S937 Expanding Foam, Fast Grab Polyurethane — 4](https://bargainpostbox.co.uk/i/ahRFYtylrk54JSmvtK1YM_BidngO45gZcuV0uH0jRVUuhA4np8T30f-6LEWd45TsCokbc78ZKvssBsEnWWpiO4kpHQj8l2IxoqkTXv_9mAq9zj-ss10W.jpg)

![Somafix S937 Expanding Foam, Fast Grab Polyurethane — 5](https://bargainpostbox.co.uk/i/Zyw40vgvL8aBWGdMUEydEaoPSpnPNA0Ig8lh4WozHs_76UuXAtH31ozmTEmZtesYLOHbf8IwJpLR5ZGbZrxWL3vaNGgwbC8kjrOFU4DOhQ-lhEQw3yjn.jpg)

![Somafix S937 Expanding Foam, Fast Grab Polyurethane — 6](https://bargainpostbox.co.uk/i/6gLoXAwMTGTrDMa-2Y08dK4JEvbK6zyV2nHar7G-grQCxgczWIGB1dnFnlQYO-62AVqoRLad8qCH4Jbz3LI-DjrdL7FjCdIyTIy0pMAxWMqUmniK_9ef.jpg)

![Somafix S937 Expanding Foam, Fast Grab Polyurethane — 7](https://bargainpostbox.co.uk/i/X7eUZwt8_GMXWCG8JnO-PwtV35ESLDmpYgUW6L2Htn072sP_PtUWD101-Cof7zvu2_IjaJ7jeEDmbutMKJ_uPTuzuAAUBYpA5c0kQ2TuuxpcZrj0HIc1.jpg)